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A 120 kg bike hits a tree while accelerating at 20 m/s2. What was it’s force as it hit the tree?
Answers: 3
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An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10
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When doing scientific research ,the sources used should be ?
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Which of the following describe possible scenarios? a) an object has zero instantaneous velocity and non-zero acceleration. b) an object has negative acceleration and is speeding up. c) an object has positive acceleration and constant velocity. d) an object has positive velocity and zero acceleration. e) an object has increasing positive position and negative velocity. f) an object has decreasing positive position and negative acceleration.
Answers: 1
A 120 kg bike hits a tree while accelerating at 20 m/s2. What was it’s force as it hit the tree?...
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