A 2-kg ball rolls down the hill. By the time it is at the bottom, the ball’s Kinetic Energy is 25 J. What is its velocity at the bottom of the hill?

The earth remains in orbit around the sun due to the force of gravity. how does the force of gravity exerted by the sun on the earth compare to the force of gravity exerted by the earth on the sun?

In what direction does the medium move relative to the direction of the wave? explain.

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed