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Energy Unit 2 Study
| Question | Answer |
|---|---|
| This travels in a straight line. | light |
| Shining a bright light on an object to get hotter. | light to heat/thermal |
| Energy can be moved from place to place through_________. | sound, light, heat, electric currents |
| Sound travels in _________ and spreads all around. | waves |
| Sound is created by _________. | vibrations |
| ___________ vibrate against each other to produce sound. | Particles |
| Sound can only travel if there is _________ or a medium present. | solid, liquid, gas |
| Sound cannot travel through space because there is no ______ or medium for it to travel through. | matter |
| Types of thermal energy | conduction, convection, and radiation |
| Heat transferred through direct contact is called ____. | conduction |
| Heat is transferred through air or gas is called _____. | convection |
| Heat is transmitted through waves or rays is called ______. | radiation |
| The flow of energy through conductors | electric energy |
| Materials that allow energy to pass through easily | conductors |
| materials that prevent or slow down energy | insulators |
| A ______ is a path in which an electrical current can flow. | circuit |
| Electrical heat changing the form of the motion | a fan |
| Electrical heat changing the form of the sound | a television |
| Electrical heat changing the form of the heat | stove |
| Electrical heat changing the form of the light | lamp |
| Solar panels gather sunlight to produce electricity. | light to electrical |
Created by:
tiffany103
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