By Tim Clifford
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38 39 Recycling Earlier on, we learned that about a third of the energy in the United States is used to make the things we buy. That’s a tremendous amount of energy! It takes a lot less energy to reuse existing materials than it does to make new ones, so it makes sense to recycle. Recycling is the process of treating materials so that they can be reused. These materials include newspapers, plastic and glass bottles, and aluminum cans. Much of the material that can be recycled today carries the international recycling symbol, which is three arrows chasing each other in a triangle.
If the cost comes down, fuel cells may help us meet our future energy needs. Solar panels on top a house. 43 10 Easy Ways to Can Save Energy You’re just a kid! You can’t help save energy, right? WRONG! There are many ways each and every one of us can help save energy every day. Here’s a brief list of some easy ways to cut energy use. See how many others you can think of! 1. Wash the dishes by hand instead of using the dishwasher, saving electricity and hot water. 2. Keep the refrigerator door closed!
See how many others you can think of! 1. Wash the dishes by hand instead of using the dishwasher, saving electricity and hot water. 2. Keep the refrigerator door closed! Keeping the door open even for a short time allows a lot of cold air to escape. 3. Unplug cell phones, computers, and even TVs when they aren’t needed. They all use energy, even when they are turned off! 4. Reuse supermarket bags. These bags are made of paper (from wood) or plastic (from petroleum). 5. Ride your bike instead of asking someone to drive you to nearby places.
Energy (Earth Science) by Tim Clifford