The sweeping second hand on your wall clock is 24cm long.
a)what is the rotational speed of the second hand? b)find the translational speed of the tip of the second hand.
c)find the rotational acceleration of the second hand.

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?

What causes the formation of ocean currents?

Ways that industry and agriculture use physical properties to separate substances