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SFS scie final
stack 3
| Question | Answer |
|---|---|
| How is sound produced? | matter vibrates |
| mass | amount of matter in an object |
| What does friction covert energy of motion into? | thermal energy |
| electromagnetic waves | all waves that radiate from the sun |
| pitch | how high or low a sound seems |
| the distance between a waves midpoint and its crest or through | amplitude |
| a form of energy that moves out from a central point | light |
| when sound bounces off a smooth surface | echo |
| What types of matter can sound pass through? | all states |
| How many colors do your eyes need to sense to see the visible spectrum? | red yellow blue |
| sound with no regular wave pattern | noise |
| pleasant sound with regular wave patterns | music |
| amount of energy in a wave | intensity |
| allows light to pass through | transparent |
| does not allow light to pass through | opaque |
| what type of energy is your body's source of energy? | chemical energy |
| what does acceleration change | directional speed |
| when thermal energy increases what else increases? | temperature |
| law of conservation of energy | energy cannot be created nor destroyed |
| a wave in which matter vibrates in the same direction as the energy traveling through it | compressional wave |
| refers to the number of waves that pass a point in a given amount of time | frequency |
| the distance between a point on one wave | wavelength |
| examples of kinetic and potential energy | kinetic energy moving potential energy position - car at the top of a hill |
| the ability to cause change | energy |
| energy contained in the nucleus of an atom | nuclear energy |
| energy from separating charges | electrical energy |
| energy of light | radiant energy |
Created by:
lyncall
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