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When is there static friction between your desk chair and the floor?
A. when the chair sits still
B. when the chair falls to the floor
C. when you lift the chair
D. when you slide your chair under your desk
Answers: 3
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What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen
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What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.
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A60-tooth gear is connected to a 72-tooth gear. if the smaller gear turns 12 times, how many turns does the larger gear make?
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When is there static friction between your desk chair and the floor?
A. when the chair sits still<...
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