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18 Cards in this Set
- Front
- Back
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Light
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a form of energy that travels in waves and can move through empty space where there is no air.
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Lens
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A curved piece of clear glass or plastic that bends light rays, can be either concave or convex.
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Reflection
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The bouncing back of light rays from a surface.
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Refraction
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The bending of light as they move from one material to another material.
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Sound
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Something that can be heard, it is produced by vibrations.
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Pitch
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The highness or loudness of a sound.
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Volume
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The loudness of a sound
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Vibration
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The rapid back and forth motion of an object or wave.
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Thermal energy
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The energy moving particles in a substance, also called heat energy.
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Conduction
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The movement of heat between objects that touch each other.
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Convection
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The movement of heat energy through liquids and gases in currents
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Chemical Energy
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energy that is stored in foods you eat and fuels, such as wood and gasoline.
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Nuclear Energy
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energy given off when the nucleus of an atom breaks apart.
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Mechanical Energy
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The energy stored in an object that is either moving, kinetic energy or can move.
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Potential energy
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Energy that is stored in an object.
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Kinetic Energy
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The energy of motion.
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Solar energy-
Heat energy- Electrical energy- Light energy- |
ex. sun
ex. oven ex. electric oven ex. light bulb |
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Potential energy-
Kinetic energy- |
is stored energy
energy of motion |
