Energy investigations
You've probably heard lots of things about energy. You may know that your body needs energy or that there's energy in sunlight. But what exactly is energy? Where does it come from and where does it go? How do plants, people, and machines use energy? Scientists have wondered about these thi...
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| Format: | EBOOK |
| Language: | ENGLISH |
| Published: |
Lerner Publishing Group
2017
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| Series: | Alternator Books. Key questions in physical science |
| Subjects: |