When you hold a ball above ground it has kinetic energy true or false

Will an atom emit light if all the atoms electrons are in the ground state

Whats is kinetic energy?

police force open a door with 879 N applied directly to a door by a battering ram. if the ram struck 80 cm away from the hinge, how much torgue was generated

If a force is exerted on an object, is it possible for that object to be moving with constant velocity?

12080 gallons per month into liters per hour

Why is the use of an international system of measurement important for science?

Would u do more lifting putting a box on the table or putting it on a shelf

Tia needs to produce a solenoid that has an inductance of 2.51 μ H. She constructs the solenoid by uniformly winding 1.19 m of thin wire around a tube. How long, in centimeters, should the tube be?

A 1,492.3-kg airplane travels down the runway. Each of its four engines provides a force of 1,447.5 N. Find the acceleration of the airplane, in m/s2. (Ignore friction.)

A 0.42 kg football is thrown with a velocity of 17 m/s to the right. A stationary receiver catches the ball and brings it to rest in 0.017 S. What is the force exerted on the receiver? Answer in units of N