Gravitational, magnetic, & electric forces : examining interactions /
"Why do objects fall toward the ground? What makes electric lights go on when we flip a switch? How do magnets work? The answers to these questions and many more become clear when you understand how electromagnetic force and gravitational force operate. This title looks at these forces and pres...
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
PowerKids Press,
2020.
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| Series: | Spotlight on physical science.
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| Subjects: |
Table of Contents:
- The four fundamental forces
- What is gravity?
- Newton and Einstein
- Gravity, mass, and weight
- Exoplanets and wobbly stars
- What is the electromagnetic force?
- Positive or negative
- Circuits
- Static electricity
- Attract and repel
- What is a magnetic field?
- Using magnetic forces
- May the forces be with you.