Physics, 22.10.2019 21:00 andyyandere8765
Ahockey pack is set in motion across a frozen pond. if the ice friction and air resistance are neglected, the force required to keep the pack sliding at constant velocity is a) zero newtons. b) equal to the weight of the pack. c) the weight of the pack divided by the mass of the pack. d) the mass of the pack multiplied by 9.8 meters per second per second. e) none of these.
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When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
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Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little
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Ahockey pack is set in motion across a frozen pond. if the ice friction and air resistance are negle...
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