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science chp9
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Question | Answer |
---|---|
States that energy cannot be destroyed or created. | law of conversion of momentum |
rate of change of an objects position | speed |
types of energy | types of energy*chemical *thermal *hydroelectric *solar * electrical * mechanical *nuclear |
product of mass and velocity | momentum |
equation for velocity | displacement/time |
rate of change of velocity can act in the direction of motion | acceleration |
ability to cause change. | energy |
quantity of matter in an objects and a measure of the objects inertia | mass |
energy an object has due to motion | kinetic energy |
rate of change of displacement | velocity |
equation for speed | distance/time |
measures an objects tendency to remain at rest or to stay in constant motion | inertia |
measures the change in position of an object | displacement |
energy an object could potential gain if it falls | gravitational potential energy |
equation for acceleration | change in velocity/time |
types of energy (2) | * kinetic * potential |
GPE | (force of gravity )*(height) |