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4th Grade Vocabulary Part Five

4th Grade Vocabulary Part Five. Forms of Energy. Energy. The ability to cause changes in matter. Potential Energy. The energy an object has because of its place or its condition. A roller coaster has the most potential energy at the top of a hill. Kinetic Energy. The energy of motion.

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4th Grade Vocabulary Part Five

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  1. 4th Grade Vocabulary Part Five Forms of Energy

  2. Energy The ability to cause changes in matter

  3. Potential Energy The energy an object has because of its place or its condition A roller coaster has the most potential energy at the top of a hill.

  4. Kinetic Energy The energy of motion A roller coaster has the most kinetic energy when it is at the bottom of a hill.

  5. Sound Energy A form of energy that travels through matter as waves

  6. Sound Wave A moving pattern of high and low pressure that you can hear

  7. Vibration Rapid back and forth movement of matter that produces sound (examples: violin string, vocal cords)

  8. Pitch The speed with which sound particles vibrate; the faster the waves the higher the pitch

  9. Volume The loudness of sound

  10. Light Energy • Energy that can travel through empty space and some kinds of matter

  11. Mechanical Energy Energy that puts something in motion

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