Which of the following best describes acceleration?
the rate of change of position
the...
Physics, 05.01.2021 19:00 nockturnal1993
Which of the following best describes acceleration?
the rate of change of position
the rate of change of velocity
the rate of change momentum
the rate of change of force
Answers: 2
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Aphysical change is a change in the size, shape,, or stafe of matter true or false
Answers: 1
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If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone
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Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)
Answers: 1
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How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit
Answers: 2
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