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11 Cards in this Set
- Front
- Back
refract
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bending of light waves
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reflect
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bounce off light waves
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concave
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thinner in the center and thicker at the edges
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convex
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thicker in the center and thinner at the edges
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light energy
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energy that travels in striaght lines called rays, illuminate objects
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sound
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form of energy that is produced when matter vibrates
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vibrates
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a rapid back and forth motion
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circuit
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a complete path that electirc current moves through
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current
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the flow or movement of energy in a certain path
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electricity
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form of energy produced when charged particles move from one place to another
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magnetism
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the force of a magnet to pull iron or stell toward itself
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