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14 Cards in this Set
- Front
- Back
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Reflection
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The light energy that bounces off objects
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Refraction
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The bending of light rays
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Microscope
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Optical system that uses lenses that make objects appear bigger
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Telescope
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Optical system that makes far away objects look closer.
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Convex Lens
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Has a curved outside edge, it is thicker in the middle of the lens.
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Concave Lens
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Is thin in the middle and thick on the outer edges
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Solar Energy
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The energy we receive from the Sun.
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Sound Energy
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Energy mad from vibrating objects that in turn make sound.
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Heat Energy
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The flow of energy from hotter to cooler objects
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Light Energy
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The energy carried in light waves; our primary source of light is the sun
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Electric Circuit
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Any path along which electrons can flow
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Electromagnet
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A temporary magnet made by passing electric current through a wire coiled around an iron object.
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Conductor
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A material that electric current can pass through easily; conducts electrons easily.
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Insulator
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A material that is a poor conductor of heat or electricity or a device made of such material.
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