Energy Vocab Cards Question and Answer By: Jake Pettit
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Wave | A disturbance that transfers energy
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| Medium | The material - Solid, liquid, or gas - through which a wave can travel
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| Transverse wave | In a transverse wave, particles move perpendicular to the direction the wave travels
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| Crest | The point were the wave is at its highset
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| Trough | The lowest point in a wave
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| Longitudinal Wave | Particles move back and forth in the same direction that the wave travels.
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| Compression | When a longitudinal wave closes in on itself
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| Rarefaction | When a longitudinal wave spreads apart
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| Mechanical Waves | Waves that require a medum
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| Electromagnetic Waves | Waves that do not disturb a physical medium
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| Amplitudes | How far particles move in the medium from their rest position.
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| Wavelength | The distance from any point to the next identical point in the same wave
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| Frequency | The number of waves that pass through a point in a given amount of time
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| Wave speed | The speed that waves travel
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| Hertz (Hz) | A unit of measurement used to measure frequency
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| Force | A push or pull exerted on an object
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| Work | The use of force used to move an object some distance
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| Power | The rate of work that is being done
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| Joe pushes a box with 50 N of force for 50 meters how much work does he do? | 2500 N
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| Chuck pulls a wagon with 2500 N of force for 50 seconds how much power did he use? | 50 Joules
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| What is the formula for work? | Work = Force x Distance
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| What is the formula for power? | Power = Work / Time
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| What is the formula for wave speed? | Wave Speed = Distance / Time
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| A wave traveled 50 meters in 2.5 seconds. What is its speed? | 20 Hertz
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| What is the highest point in a wave? | Crest
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| What does a sound wave travel best through? Gas, solid, or liquid. | Solid
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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