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11 Cards in this Set
- Front
- Back
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The Sun gives us two types of energy. Name them.
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Heat and light energy.
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What is the definition of Energy?
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The ability to do work or cause change.
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A roller coaster zooming along the track; you are walking down the street; a yo-yo is released from your hand.
These are all examples of what type of energy? |
Kinetic Energy
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Stored energy is called ____________ energy.
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Potential energy.
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Name four forms of energy.
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Mechanical (kinetic)
Radiant (sunlight or solar) Sound Chemical Heat Electrical Nuclear |
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Energy comes from a variety of different sources. Name two.
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Wind
Water Solar Fossil Fuels (non-renewable source) |
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Name the three characteristics of a wave
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Crest (top)
Trough (bottom) Length |
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Name the six types of simple machines
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Screw
Inclined Plane Wedge Pulley Lever Wheel & Axle |
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What is the purpose of a simple machine?
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To make work easier.
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How would you best describe the motion of a ferris wheel?
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Circular.
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When a car moves down the road, it moves at:
a) a variable speed b) a slow speed c) a straight speed d) a constant speed |
a) a variable speed
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