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A wheel of radius 1.0 m is rotating with a constant angular speed of 2.0 rad/s.  What is the centripetal acceleration of a point on the wheel’s rim?

 In other space, a bowling ball and a ping-pong ball attract each other due to gravitational forces.  How do their accelerations compare?

Determine the number of significant digits in the number 200.02.

A projectile in flight explodes into several fragments.  The total momentum of the fragments immediately after this explosion:

An airplane of mass 2867 kg flies at a constant horizontal velocity. The force of air resistance on it is 2225 N. What is the net force on the plane .

How many meters is sixty kilometers?

Which one of the following is not equivalent to 2.50 miles? (1 mi = 1.609 km = 5280 ft, 1 ft = 12 in.)

The displacement versus time for a certain particle moving along the x axis is shown. The average velocity in the time intervals 2 to 4 s is :

A car starts from rest and goes down a slope with a constant acceleration of 5 m/s2. After 5 s the car reaches the bottom of the hill. Its speed at the bottom of the hill, in meters per second, is:

  If you are driving 72 km/h along a straight road and you look to the side for 4.0 s, how far do you travel during this inattentive period?