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19 Cards in this Set
- Front
- Back
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refract
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bending of light waves
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reflect
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bounce off of 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 straight lines called rays, illuminates 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 electric 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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for 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 steel toward itself
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magnetic field
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the space around a magnet where magnetic force attracts iron or steel
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electromagnet
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a steel bar with a wire wrapped around it that becomes a magnet when electric current move through the wire
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electromagnetism
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interaction between electricity and magnetism
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series circuit
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an electric circuit in which all the devices are connected one after the other so that the current flows in a single path
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parallel circuit
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an electrical circuit in which each device is connected separately to the cell so the current travels in several paths
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transparent
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lets light energy pass through (window)
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translucent
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lets some light energy pass through (wax paper)
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opaque
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lets very little, to no light energy pass through
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