Energy forms are categorized into two primary types: potential and kinetic energy. Potential energy refers to the stored energy within an object due to its position or condition, such as an elevated weight or stretched spring. Kinetic energy, on the other hand, is associated with the movement of objects and is directly proportional to their mass and velocity. Energy transformations involve the conversion of energy from one form to another, often involving interactions between potential and kinetic energy. Understanding these energy forms is crucial for comprehending various phenomena in physics and engineering.
Definition and basic principles of energy.
1. What is Energy?
Ready to dive into the electrifying world of energy? Imagine a world without it! No lights, no cars, no internet—yikes! Energy is the stuff that makes everything work. It’s like the “oomph” behind every movement, every transformation.
Think of energy as a magical force that can take many forms, from the dancing light of a candle to the roaring wind whipping through trees. It’s an invisible power that flows, transforms, and connects everything in our world. Without it, we’d be stuck in the dark ages, literally!
Basic Principles of Energy
- Energy can’t be created or destroyed. It’s always there, just changing forms like a shapeshifter.
- Energy flows from areas of high concentration to low concentration. Just like water flowing downhill, energy tends to move from places with a lot of it (like a battery) to places with less (like your phone).
- Thermal energy (heat) is always trying to escape from hotter objects to cooler ones. This is why a warm cup of coffee eventually cools down.
- Energy is quantized. It exists in tiny, discrete packets called quanta. It’s like energy can only come in certain flavors, not just any random amount.
Types of Energy: What’s Cooking, Kids?
Energy, my young Padawans, is like the magic spark that powers up our world. It comes in many flavors, and understanding them is like learning the secret language of the universe.
Kinetic Energy: The Dance Party
Imagine a soccer ball flying through the air or a skateboarder rolling down a hill. That is kinetic energy, the energy of motion. It’s like the party that happens when objects are rockin’ and rollin’.
Potential Energy: The Waiting Game
Now, imagine that ball sitting on top of a hill, just waiting to get rolling. That’s potential energy, the energy of an object’s position or shape. It’s like the pent-up anticipation before the big drop.
Thermal Energy: The Heat Wave
When you turn on the oven or bask in the summer sun, you’re experiencing thermal energy. It’s the energy of heat, which makes things vibrate and shake like crazy. It’s the energy that keeps us warm and toasty.
Electrical Energy: The Spark of Life
Electricity is the juice that flows through wires, lights up our homes, and powers our gadgets. It’s the energy of charged particles, and it’s like the magical force that makes our world go round and round.
Chemical Energy: The Fuel Tank
Every time you chow down on a burger or fill up your car at the gas station, you’re dealing with chemical energy. It’s the energy stored in the chemical bonds of matter, just waiting to be released with a bang or a roar.
Nuclear Energy: The Atom Smasher
Nuclear energy is the big kahuna of energy sources. It’s the energy released when atoms are split or fused, and it’s what powers nuclear power plants and makes the sun shine. It’s like unlocking the secret of the universe’s most powerful energy source.
Radiant Energy: The Sun’s Embrace
Last but not least, we have radiant energy, the energy that travels in waves. It’s the energy of light, heat, and other electromagnetic radiation. It’s what makes the sun warm our skin and what allows us to see the world around us.
Energy Transformations
Now, picture this: you’re riding a bike down a hill. As you start your descent, your kinetic energy (energy of motion) increases while your potential energy (energy stored due to position) decreases. Whoosh!
But hold on, there’s more! The friction between your tires and the road creates thermal energy (heat). And if you have a dynamo, it converts some of your kinetic energy into electrical energy, powering those fancy bike lights.
So, what we’ve got here is a classy energy transformation party. Energy doesn’t just vanish or appear out of thin air. It changes forms right before our very eyes.
And here comes the conservation of energy: like a magician’s hat, the total amount of energy remains constant throughout these transformations. It’s like a universal law that says, “Hey, I’m not losing any energy here, it’s just shifting from one form to another.”
Devices like generators and transformers are like the bartenders at this energy party. They help convert and transfer energy efficiently. Generators transform mechanical energy into electrical energy, while transformers make sure your house doesn’t get fried when you plug in a hair dryer.
Energy Transformations
Now, let’s talk about what happens when energy gets a little restless and wants to change its form. This is called energy transformations. It’s like when you take a ball of clay and mold it into a different shape. The clay’s still the same, but it looks different.
One way energy likes to transform is through conversion. Think of it like having a bunch of puzzle pieces that fit together. You can put them together to make different pictures or shapes. Energy does the same thing! It can be converted from one form to another.
Take your favorite flashlight, for instance. Inside, you’ve got electrical energy powering the bulb. When you flip the switch, the electrical energy transforms into light energy and voila! You can see in the dark.
But wait, there’s more! That light energy can then bounce off objects and reach your eyes. This is energy transformation in action: electrical energy to light energy to energy that helps you see. It’s like a secret dance that energy does right before your eyes.
And here’s a fun fact: we use devices to help energy do these conversions. They’re like the translators of the energy world, making sure the different forms can communicate smoothly. One of these devices is a humble yet powerful thing called a transformer. These guys help move electrical energy from one place to another, like from a power plant to your house.
So, next time you switch on the lights or plug in your phone, remember the amazing dance of energy transformations and the devices that make it all possible. It’s like a symphony of energy, all thanks to the power of conversion!
Fossil Fuels: The Energy Giants We Love to Hate
Hey there, energy enthusiasts! Let’s dive into the world of fossil fuels, the black gold that’s both a blessing and a curse.
Fossil fuels, like coal, oil, and natural gas, are the fossilized remains of ancient organisms that lived millions of years ago. Over time, these creatures were buried under layers of sediment and converted by heat and pressure into the energy-rich substances we rely on today.
These fossil fuels have been the backbone of our energy supply for centuries. Coal powers our electricity plants, oil fuels our vehicles, and natural gas warms our homes. But here’s the catch: burning fossil fuels releases carbon dioxide, a major contributor to climate change.
It’s like having a party on your roof, but forgetting to clean up the mess. As we burn more fossil fuels, we’re filling the atmosphere with carbon dioxide, trapping heat and causing our planet to warm.
But hey, let’s not blame the fuels themselves. They’re just doing their job. It’s us humans who need to find a more sustainable way to meet our energy needs.
Renewable energy sources, like solar and wind, are stepping up to the plate. But until we find a complete replacement for fossil fuels, we need to use them wisely and reduce our dependence on them. After all, it’s our future we’re talking about! So, let’s get our thinking caps on and find ways to transition to a cleaner, greener energy future.
Renewable Energy: The Power of Nature
My fellow energy enthusiasts! Let’s dive into the fascinating world of renewable energy, the clean and sustainable saviors of our planet. These energy sources aren’t just good for the environment; they’re also pretty cool!
Solar Energy: The sun, our cosmic powerhouse, shines down on us with an endless supply of energy. We can harness this power using solar panels, which convert sunlight into electricity. Think of it like tiny sunbeam-catchers that power your toaster or charge your phone!
Wind Energy: The wind is nature’s mischievous but helpful assistant. Wind turbines, with their giant blades, spin as the wind blows. This spinning motion creates electricity, just like a miniature tornado powering your vacuum cleaner!
Hydropower: Water, the elixir of life, can also generate electricity. Hydroelectric dams use the power of flowing water to turn turbines, which produce electricity. It’s like using a water slide to light up your house!
Geothermal Energy: The Earth’s core holds a secret stash of heat. Geothermal power plants tap into this heat by drilling deep into the ground. The steam or hot water they release can be used to generate electricity or heat homes. Think of it as Mother Earth giving us a warm hug from underground!
Biomass Energy: Plants and trees, our leafy friends, can provide us with energy too. When they decompose or are burned, they release heat and electricity. It’s like turning tree hugs into electricity!
Nuclear Energy: The Power of the Atom
Hey there, my fellow energy enthusiasts! Let’s dive into the thrilling world of nuclear energy, where science meets power.
Imagine this: you’re at home, enjoying a cozy evening with the lights on, the TV blaring, and the microwave humming. Where does all that electricity come from? In some parts of the world, it comes from a magical place called a nuclear power plant.
Nuclear power plants harness the energy hidden within the atoms of uranium or plutonium. These atoms are like tiny suns, but the energy they hold is locked up tight, like a secret treasure. To unlock it, scientists use a nuclear reactor, a special machine that splits the atoms apart.
When atoms are split, a huge amount of energy is released. This energy is like a powerful explosion, but it’s contained and controlled within the reactor. The heat generated by this nuclear reaction turns water into steam, which then drives a turbine to generate electricity.
So, nuclear energy is essentially the science of harnessing the incredible power that’s hiding within the atoms of certain elements. It’s a clean and efficient way to generate electricity, with minimal greenhouse gas emissions. But remember, with great power comes great responsibility, which is why nuclear power plants are closely monitored and regulated for safety.
Batteries and their applications.
Batteries: The Energy Powerhouses
Imagine your phone, the little device that keeps you connected to the world, suddenly dying. No more social media, no more endless scrolling, and no more cat videos. As a technology guru (or at least a self-proclaimed one), I’m sure you’ve experienced the horror of a dead battery firsthand.
That’s where batteries come in, the unsung heroes that keep our devices chugging along. They’re like tiny powerhouses, storing energy that can be released into electricity on demand.
Batteries have come a long way since the days of clunky, heavy lead-acid batteries. Nowadays, we have a variety of chemistries to choose from, each with its own strengths and weaknesses.
Here are the most popular battery types:
- Lithium-ion (Li-ion): These are the lightweight, high-energy batteries that power most laptops, smartphones, and tablets. They’re also found in electric vehicles.
- Nickel-metal hydride (NiMH): These are rechargeable batteries that can be used in a variety of devices, including digital cameras, cordless power tools, and hybrid cars.
- Lead-acid: These are the traditional batteries used in cars and trucks. They’re heavy and bulky, but they’re still the most cost-effective option for large-scale applications.
Applications:
Batteries are everywhere! They power everything from our watches to our electric toothbrushes. Here are some of the most common applications:
- Portable electronics (phones, laptops, tablets)
- Electric vehicles (cars, buses, trains)
- Uninterruptible power supplies (UPS)
- Backup power for medical equipment
- Hybrid energy systems (solar, wind, and diesel generators)
- Portable power tools
Research and Development:
The quest for better batteries never ends. Researchers are constantly working to develop new chemistries that are more efficient, have longer lifespans, and can be charged faster.
One promising area of research is solid-state batteries. These batteries use a solid electrolyte instead of a liquid or gel electrolyte, which reduces the risk of fire and makes them more durable.
Another area of research is wireless charging. Imagine being able to charge your devices without plugging them in! Wireless charging uses electromagnetic waves to transfer energy from a charging pad to a device.
Batteries are the heart and soul of our modern electronic devices. They keep us connected, entertained, and productive. As battery technology continues to advance, we can expect even more innovative and groundbreaking applications in the future. So, let’s raise a toast to our battery-powered lives!
Power lines and transformers for electricity transmission.
Power Lines and Transformers: The Unsung Heroes of Electricity Transmission
Imagine your home as a hungry machine that constantly needs a steady supply of electricity to keep its lights shining, appliances buzzing, and devices humming. But how does this magical power make its way from distant power plants to our homes? The answer lies in two unsung heroes: power lines and transformers.
Power lines are like the electrical highways in the sky, carrying high-voltage electricity from generation plants to our neighborhoods. These lines are made of thick, conductive wires that allow electrons to flow freely, much like water flowing through a pipe. But here’s the catch: as electricity travels through the wires, it loses energy due to resistance.
This is where transformers come into play. Think of transformers as magical devices that can change the voltage of electricity. When high-voltage electricity arrives at our neighborhoods, it’s like a raging river that would overwhelm our delicate appliances. Transformers step down the voltage, reducing its intensity to a level that our homes can safely use.
Imagine transformers as the “voltage adjusters” of the electrical world. They make sure that the electricity flowing into our homes is just the right amount, like a chef carefully seasoning a dish. Without transformers, our electronics would fry and our lives would be a lot less convenient.
So, next time you flip on a light switch or charge your phone, remember the unsung heroes that make it all possible: power lines and transformers. They’re the hardworking workhorses that keep the lights on and the current flowing. Just don’t try to give them a hug, they’re quite electrified!
Production, transmission, and distribution of energy.
Production, Transmission, and Distribution: The Journey of Energy
Picture this: energy is the lifeblood of our modern world. It’s what powers our homes, fuels our cars, and connects us to the internet. But where does energy come from, how does it get to us, and how do we make sure it doesn’t run out?
Let’s start with production. Energy production is like the genesis of our energizing world. It involves harnessing various natural resources to create energy that can be put to use. Fossil fuels, like coal, oil, and natural gas, are still the dominant energy sources globally, but we’re also seeing a surge in renewable energy from the likes of solar, wind, and hydropower.
Once energy is produced, it needs to travel to our homes and businesses through energy transmission. This is a complex process that involves sending electricity over long distances using power lines and transformers. Think of it as the energy superhighway that connects us to the power plants.
Finally, there’s energy distribution, the last leg of the journey. This involves getting energy from the transmission system to our individual homes and businesses. Power lines and local distribution networks ensure that energy reaches every corner of our communities, keeping our lights on and our devices charged.
Now, before you start picturing some kind of magical energy fairy godmother, let’s not forget about the humans behind this entire operation. The energy industry is a vast network of companies and organizations responsible for everything from producing energy to delivering it to our doorstep. There are engineers, scientists, linemen, and customer service reps, all working together to make sure we have a steady supply of energy.
And let’s not forget the role of government regulation. When it comes to energy, safety and sustainability are paramount. That’s where agencies like the Environmental Protection Agency (EPA) and the Federal Energy Regulatory Commission (FERC) come in. They set standards, enforce regulations, and keep an eye on the energy industry to ensure it’s operating in the best interests of us all.
So there you have it, folks! From the raw materials to the outlets in our walls, energy goes through a fascinating journey before it reaches us. It’s a testament to the ingenuity and hard work of countless individuals who keep our world powered and moving.
Renewable Energy Development: The Power of Nature at Our Fingertips
So, you’ve got the basics of energy down. Now, let’s take a closer look at how we’re transforming the way we power our world with renewable energy!
Like a superhero squad, renewable energy sources are nature’s gifts: solar, wind, hydro, geothermal, and biomass. These energy ninjas can dance with the sun, wind, water, and even heat from deep beneath the earth!
One of the coolest things about renewable energy is that it’s unlimited. Unlike fossil fuels, which are like a finite candy stash, these energy sources keep on giving. Think of it as your own personal energy factory that never runs out!
Plus, going green with renewable energy has major benefits for our planet. These sources are clean and don’t release nasty pollutants into the air, so we can all breathe easier. It’s like a superhero team-up for a healthier and more sustainable future!
Governments and scientists are working hard to make renewable energy even better. Research labs like NREL and LBNL are like superhero headquarters, where they’re coming up with innovative ways to harness these natural powers.
One of the main goals? Storing this energy. It’s like capturing the sun’s energy in a battery that we can use when the sun goes down. That way, we can have superhero energy 24/7!
And here’s the cherry on top: renewable energy is creating jobs and boosting the economy. It’s like a double-whammy of superhero awesomeness!
So, there you have it, my energy-loving friends. Renewable energy is the game-changer that’s helping us create a world where we can dance to the beat of nature’s energy!
Energy: The Force That Powers Our World
What is Energy?
Imagine a car speeding down the road. It has kinetic energy, the energy of motion. But what makes the car move in the first place? That’s potential energy, stored in the car’s fuel. When the fuel is burned, it releases heat and turns into thermal energy, which is then used to create mechanical energy that moves the car.
Energy Transformations
Energy can change forms like a shape-shifting superhero. It can go from chemical energy in gasoline to thermal to mechanical. Or it can bounce from potential to kinetic to light, like with a bouncing ball. The important rule here is the Law of Conservation of Energy: energy can’t be created or destroyed, only changed.
Energy Sources
Where does all this energy come from? Fossil fuels (coal, oil, gas) have been our main source, but they’re not exactly eco-friendly. Enter renewable energy: solar, wind, hydro, geothermal, and biomass. They’re clean, sustainable, and have the potential to power our planet in the future.
Environmental Protection Agency (EPA)
Meet the energy watchdog, the EPA. It’s like the superhero that fights for clean air and water. The EPA regulates power plants, sets energy-efficiency standards, and works to reduce our dependence on fossil fuels. They’re the guardians of our planet’s energy future.
Stay Tuned
In future chapters, we’ll dive into the energy industry, energy storage, and government regulations. But for now, let’s wrap up with this: Energy is the lifeblood of our world. It powers our homes, fuels our cars, and makes our lives easier. Let’s use it wisely, for the sake of our planet and our future generations.
Section 7: Government and Energy Regulation
Meet the Federal Energy Regulatory Commission (FERC), the cool kids on the block who make sure our energy game is on point. FERC is like the boss of energy in the United States, regulating everything from natural gas pipelines to interstate electricity transmission.
Imagine you’re planning a road trip to grandma’s house. You need to know where to go, right? Well, FERC is like the GPS for energy. They draw the map for how energy flows across state lines. They make sure Grandma gets her electricity and your dad gets his gas to grill up those delicious hot dogs.
But FERC is not just about traffic control. They also keep an eye on the environment. They make sure that pipelines are safe and that energy projects don’t mess with our air and water. It’s like they’re the superheroes of energy, making sure we have plenty of it while protecting our planet.
Energy: The Key to Our World
Imagine energy as the invisible force that powers everything in our universe, from the tiniest atom to the grandest galaxy. It’s the stuff that makes your heart beat, your phone ring, and the wind blow. In this blog post, we’re going to dive into the fascinating world of energy and explore its many forms, sources, and the amazing ways we harness it.
Forms of Energy: From Motion to Magic
Energy comes in all shapes and sizes, like a chameleon that can change its appearance at will. We’ve got kinetic energy when things are in motion, like a spinning bike. Potential energy is like a coiled spring, ready to release its power when you let go. Thermal energy keeps us cozy in our homes, and electrical energy lights up our cities. There’s also chemical energy in our food, nuclear energy in power plants, and radiant energy from the sun.
Energy Transformations: A Magical Dance
Energy loves to transform itself, like a shape-shifter in a fantasy novel. One form can morph into another, like when we use a generator to turn mechanical energy into electrical energy. Or, when we burn fossil fuels, we’re converting chemical energy into thermal energy. The possibilities are endless!
Energy Sources: The Powerhouses of Our Planet
Where does all this energy come from? We’ve got three main sources:
- Fossil fuels (coal, oil, natural gas): These are formed from the remains of ancient plants and animals. They’re still used a lot today, but we’re trying to wean ourselves off them to protect our environment.
- Renewable energy (solar, wind, hydro, geothermal, biomass): This energy comes from the sun, the earth, and living things. It’s clean and sustainable, and it’s the future of our energy supply.
- Nuclear energy: This energy comes from splitting atoms. It’s powerful, but it also produces radioactive waste, so we need to be careful with how we use it.
Government and Energy: Keeping the Lights On
Governments play a huge role in our energy system. They make rules and regulations to protect our environment and ensure we have a reliable energy supply. Two important organizations are:
- EPA (Environmental Protection Agency): They make sure our air and water stay clean and our planet stays healthy.
- FERC (Federal Energy Regulatory Commission): They oversee the transmission of electricity and natural gas, making sure everything runs smoothly.
Energy Research: Bright Ideas for a Brighter Future
Scientists and engineers are always working on new and innovative ways to harness energy. One of the most important research centers is the National Renewable Energy Laboratory (NREL). They’re developing cutting-edge technologies to make renewable energy more affordable and efficient.
Energy is the lifeblood of our planet. It’s what makes our world go round and round. By understanding its forms, sources, and transformations, we can use it wisely and create a more sustainable future for us all. So, next time you flip on a light switch or drive your car, remember the amazing journey that energy has taken to get to you. It’s a story of innovation, ingenuity, and the power of nature.
Energy: The Power Behind Everything
Energy, like the mischievous little helper in your favorite sitcom, is everywhere, making things happen. It’s the spark that ignites your morning coffee, the force that propels your car, and the power source that keeps your Netflix binges going strong!
Let’s dive into its secret world, shall we?
The Many Faces of Energy
Energy comes in various flavors, like a box of assorted chocolates:
- Kinetic energy: The energy of moving objects, like the zooming race car or your dancing dog.
- Potential energy: The energy stored in objects ready to pounce, like a stretched rubber band or a roller coaster at the top of the hill.
- Thermal energy: The energy of hot and cold, like the warmth of a cozy fire or the coolness of an icy lake.
- Electrical energy: The energy of moving charges, like the lightning that crackles during a thunderstorm or the power coursing through your phone’s charger.
- Chemical energy: The energy stored in chemical bonds, like the fuel that powers your car or the batteries that keep your flashlight glowing.
- Nuclear energy: The energy released when atoms rearrange, like in nuclear power plants or the sun’s fiery core.
- Radiant energy: The energy carried by light waves, like the sunbeams that warm your face or the X-rays that reveal secrets inside your body.
Energy’s Magical Transformations
Energy is a shape-shifter extraordinaire. It can transform from one type to another, like a skilled magician pulling tricks from their hat. When you rub your hands together to warm them up, you’re converting mechanical energy into thermal energy. When you charge your phone, you’re turning electrical energy into chemical energy.
And here’s a party trick: Energy can’t be created or destroyed! It simply changes forms, moving from one place to another, like a mischievous fairy hopping from flower to flower.
Energy Sources: The Gas Station of Life
Our world thrives on energy, and we get it from various sources:
- Fossil fuels: The ancient remains of plants and animals transformed into coal, oil, and natural gas.
- Renewable energy: Energy from sources that never run out, like the sun, wind, and water.
- Nuclear energy: The controlled release of energy from splitting atoms.
Energy Storage and Distribution: The UPS and FedEx of Energy
Energy is like a precious treasure, and we need ways to store and deliver it.
- Batteries: The power banks of our devices, storing electrical energy like a squirrel hoarding nuts.
- Power lines and transformers: The highways and bridges of energy, carrying electricity over long distances.
The Energy Industry: Powering Our Lives
The energy industry is the backbone of our modern world. It’s a complex web of companies that produce, transmit, and distribute energy to homes, businesses, and industries.
Government and Energy Regulation: The Watchdogs of Energy
Governments play a crucial role in regulating the energy industry, ensuring it’s safe, efficient, and environmentally friendly.
Energy Research and Development: The Future of Energy
Scientists and engineers are constantly pushing the boundaries of energy, exploring new technologies and discovering innovative ways to meet our growing energy needs.
Related Fields: The Family of Energy
Energy is a fascinating topic that touches many fields:
- Physics: The study of how energy behaves in the universe.
- Chemistry: The study of how energy flows through chemical reactions.
- Thermodynamics: The study of how energy transforms from one form to another.
- Engineering: The application of energy principles to design and build systems that work.
Physics, Chemistry, Thermodynamics, and Engineering: The Interplay of Energy
Picture this, my curious readers: energy is like the invisible force that makes the world go round. Just like the wind that powers a sailboat or the fire that cooks our food, energy is omnipresent and vital to every aspect of our lives. So, let’s dive into the fascinating world of physics, chemistry, thermodynamics, and engineering to unravel the secrets of this enigmatic entity.
Physics: The Laws of Energy
At the heart of understanding energy lies physics, a discipline that explores the fundamental laws governing its behavior. Physicists have discovered that energy comes in various forms—kinetic (energy of motion), potential (stored energy), thermal (heat), electrical, chemical, nuclear, and radiant. And guess what? They’ve also established that energy can neither be created nor destroyed, only transformed from one form to another.
Chemistry: Energy in Reactions
Chemistry takes the stage to reveal the intimate relationship between energy and chemical reactions. When chemical bonds break and form, energy is either released or absorbed, fueling chemical changes like the burning of fuel or the digestion of food. Chemists study these energy transformations to understand reactions and develop innovative energy-efficient technologies.
Thermodynamics: The Temperature Connection
Thermodynamics enters the picture to explain how energy and temperature are intertwined. It governs the flow of energy and the conversion of heat into work. Engineers rely on thermodynamics to design efficient energy systems, from refrigerators to power plants, ensuring maximum performance with minimal energy loss.
Engineering: Harnessing Energy
Engineering brings together the principles of physics, chemistry, and thermodynamics to harness energy for our benefit. Renewable energy sources like solar, wind, and geothermal energy are engineered to convert natural resources into usable forms. Fuel cells and batteries are engineered to store energy efficiently, powering our devices and transportation systems.
So, there you have it—a whirlwind tour through the fascinating interplay of physics, chemistry, thermodynamics, and engineering in the realm of energy. Understanding these concepts empowers us to appreciate the intricate workings of the energy systems that shape our world. And who knows? Maybe this knowledge will even inspire you to become a future energy innovator, finding new and sustainable ways to power our planet.
Thanks for taking the time to read about the different forms of energy! We hope you found it informative. Remember, energy is all around us, and it takes many different shapes and sizes. So next time you’re wondering where energy comes from, just look around! And be sure to visit again soon for more fun and educational articles.