A ball is dropped and falls with an acceleration of 9.8m/s^2 downward. it hits the ground with a velocity of 49m/s downward. how long did it take the ball to fall to the ground

When is there zero net force on an object?

What is the KE of a 27 kg mass moving at 3m/s?

Two skaters collide and grab on to each other on frictionless ice. One of them, of mass 70.0 kg, is moving to the right at 2.00 m/s, while the other, of mass 65.0 kg, is moving to the left at 2.50 m/s.

What type of rock that makes up Florida's bedrock

Chocolate chip cookies or chocolate fudge cookies?

An object is dropped from a bridge. A second object is thrown downwards 1.0 s later. They both reach the water 20 m below at the same instant. What was the initial speed of the second object

The Congo River is in Africa. True or False

A painter lifts a 3 kg can of paint 3 m above the floor. How much work was done?

Under what conditions is energy conserved

To practice problem-solving strategy 5.2 dynamics problems. a 30.0-kg box is being pulled across a carpeted floor by a horizontal force of 230 n, against a friction force of 210 n. what is the acceleration of the box