Seen from the North Pole, which side of a waxing Moon is illuminated?
A. Right
B....
Physics, 07.04.2020 21:06 safiyabrowne7286
Seen from the North Pole, which side of a waxing Moon is illuminated?
A. Right
B. Left
Please help, and provide an explanation please (it can be short)
Answers: 3
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Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
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Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
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