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15 Cards in this Set
- Front
- Back
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Endothermic Reaction
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A chemical reaction where heat energy is absorbed
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Endothermic Reaction
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a chemical reaction in which heat energy is ABSORBED
Example: Melting Ice |
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Exothermic Reaction
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a chemical reaction in which heat energy is RELEASED
Example: Camp Fire |
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Molecule
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the smallest COMPLETE UNIT of a compound with the same properties of the compound
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Wavelength
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the distance between any two points on adjacent waves
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Specific Heat
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the amount of heat energy needed to raise the temperature of 1 g. just 1 degree Celsius
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Velocity
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the SPEED and DIRECTION of an object
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Trough
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the lowest point of a transverse wave
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Transverse Wave
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a wave in which the vibration is perpendicular (90 degree angle) to the direction the wave travels.
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Speed
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Distance traveled per unit of time
Example: MPH = miles per hour |
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Displacement
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the distance and direction of an ojects change in position from the starting point.
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Distance
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How far an object has moved, uses units to measure
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Constant Speed
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when an object in motion neither speeds up or slows down
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Average Speed
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the total distance traveled divided by the total time of travel
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Acceleration
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a change in the speed of an object in motion - can be faster or slower
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