What is the pressure exerted by a column of fresh water 50m high? ( p = 1000kg/m3, and g = 10m/s2 )
A. 1x100 Pa
B. 5x105 Pa
C. 3x 103 Pa
D. None

Which accounts for an increase in the temperature of a gas that is kept a constant volume

Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving

The velocity of a car traveling in a straight line increases from 0 meters/second to 30meters/second in 8 seconds. what is the average acceleration of the car?