A 240 gram ball is initially moving at 8 meters per second east collides with a solid brick wall. After the collison, the ball is moving 7 meters per second west. If the force from the wall is 720 newtons, how long was the ball in contact with the wall? Claim:
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Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?

The air that we breath is made mostly of which gaseous molecule

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward