Matt Mullins
2) Gravity
Author
Series
Publisher
Children's Press
Pub. Date
[2012]
Language
English
Description
You have probably seen movies or television shows about space travel. When space travelers go outside their ships, they use jet packs to tie themselves to their ships. They do this because outside their spaceships there is no force that keeps them attached to the craft. Without something to keep them attached, they would just drift off into space because there is no gravity. Gravity is also the reason why our bodies don't just fly upward into...
3) Energy
Author
Series
Publisher
Children's Press
Pub. Date
2012.
Language
English
Description
Energy is all around us. It's in your house as electricity. It's in your car as fuel. It's in sunlight. It's in the wind. It's everywhere! Energy is the ability to do work. What is work? When you move a thing from one place to another, you do work. Picking up a heavy rock is work. So is moving the pedals on your bike or kicking a ball across the yard.
4) Electricity
Author
Series
Publisher
Children's Press
Pub. Date
[2012]
Language
English
Description
Electricity is a kind of energy that flows through material. Electricity is everywhere. It starts in the atoms that make up everything around us. Did you turn on a light before opening this book? If you use an ipod or MP3 player, a computer, refrigerator or TV, you use electricity.
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