A ball is thrown downward from the top of a 55.0 m tower with an initial speed of 11.0 m/s. Assuming negligible air resistance, what is the speed of the ball just before hitting the ground?

Tina lifted a box 0.5 m. the box weighed 25 n. how much work did tina do on the box?

What is a steady change in velocity?

A spring that has a force constant of 1050 N/m is mounted vertically on the ground. A block of mass 1.95 kg is dropped from rest from height of 1.75 m above the free end of the spring. By what distance does the spring compress?

A 15.0 μF capacitor is charged to a potential difference of 700 V. The terminals of the charged capacitor are then connected to those of an uncharged 11.0 μF capacitor.

An oil layer that is 5.0 cm thick is spread smoothly and evenly over the surface of water on a windless day.

Marcia ran at a speed of 3.50 meters per second. How fast was she running in kilometers per hour?

What is the gravitational force related to the distance between two objects?

How does a rilling can work

The energy content of a certain food is to be determined in a bomb calorimeter that contains 3 kg of water by burning a 2-g sample of it in the presence of 100 g of air in the reaction chamber. If the water temperature rises by 3.

If one side of switch is open and another one closed so what gone happen