science unit 3 Word Scramble
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Question | Answer |
1.What is often described by a push or pull? | A force. |
2.What is inertia? | The tendency to avoid a motion change. |
3.What is an example of sliding friction? | Ice skating. |
4.What is kinetic energy? | Energy in motion |
5.What is the unit of energy? | Joules |
6.What is it called when two equal forces produce no movement? | balanced forces |
7.What is the first law of motion? | Objects at rest shall stay at rest and objects in motion will stay in motion unless acted on by an outside force. |
8.What is the second law of motion? | An object with more mass is harder to be moved than one with less mass. |
9.What is the third law of motion? | Every force has an equal and opposite force. |
10.What is potential energy? | Energy not yet being used. |
11.How do two of the same side poles react to each other? | They repel |
12.How do two opposite poles react to each other? | They attract |
13.Where is there the most energy on a bar magnet? | At the poles |
14.How do you make an electromagnet stronger? | Adding more wire or using a stronger power source. |
15.What advantage does an electromagnet have? | They can be turned on and off. |
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02samuel.beckett
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