Physics, 01.02.2021 20:40, alyssaarnold230
Which is NOT an example of unbalanced forces acting on an object
A. an acorn falling from a tree
B. a car traveling straight down a road at 40km/h
C. a motorcycle changing speed from 20km/h to 35km/h
D. a truck slowing down as it approaches a red light
Answers: 3
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All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction
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Physics, 22.06.2019 19:30, stephstewart1209
If the area of a square has increased by a factor of 16, by how much has each side increased?
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Physics, 23.06.2019 01:40, coollid876
(8%) problem 12. a bowling ball of mass mb 3 kg 's rolled down the lane with a velocity ofy-2/ m s lt strikes a single remaining pin mp 0.93 kg head on. after the collision the bowling ball has a velocity (in the same direction) of v2 1.1 m/s. = ▲ 33% part (a) write an expression for the velocity of pin in the horizontal direction after the impact, im ,, 33% part (b) what is the pins speed in ms? 33% part (c) assuming the coefficient of friction s μ,-0.1. how far in meters could the pin slide before stopping if it doesn't topple?
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Physics, 23.06.2019 02:30, Andrewecolt1993
Aforce is a vector quantity because it has both?
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Which is NOT an example of unbalanced forces acting on an object
A. an acorn falling from a tree
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