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Energy and Matter
Chapter 2 Section 4 Physical Science
| Question | Answer |
|---|---|
| kinetic energy | The energy of matter in motion. |
| potential energy | the energy an object has because of its position. |
| chemical energy | The internal energy stored in the chemical bonds between atoms. |
| electromagnetic energy | A form of energy that travels through space as waves. |
| electrical energy | The energy of electrically charged particles moving from one place to another |
| electrode | A metal strip that conducts electricity. |
| Where is chemical energy stored? | In the chemical bonds between atoms. |
| What type of energy transformation occurs during photosynthesis? | Electromagnetic energy to chemical energy. |
| What are six forms of energy related to changes in matter? | Kinetic, potential, chemical, electromagnetic, electrical, and thermal. |
| Which form of energy is represented by a book lying on a desk? | Potential energy |
| Which form of energy is represented by a book falling of a desk? | Kinetic energy. |
| What happens to energy when matter undergoes a chemical or physical change? | Energy often changes form |
| What happens to chemical energy during a chemical change? | Chemical energy is changed to other forms of energy. |
| What are the two main forms of energy given off when paper burns, and where does the energy come from? | Chemical energy stored in the paper is transformed and released as electromagnetic energy and thermal energy. |
Created by:
Tom Radeke
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