A 20kg ball is rolling at a speed of km/s. how much is the kinetic energy?

What happens to the force between two charges if the magnitude of both charges is doubled and the distance between them is doubled

What are the cell structures that converts nutrients for energy in cell functions?

At 350 K what is the approximate volume? What will be the approximate volume when the temp is 900 K?

Which Gas Law explains the relationship between temperature and volume? A / Gay-Lussac B / Charles C / Newton D / Boyle

What is the rotational kinetic energy of the sphere?

What happens if you don't wear your school uniform?

Velocity is the rate at which an object moves in a certain direction. what would cause a change in velocity?

The position of an object is given by x = at3 - bt2 + ct, where a = 4.1 m/s3, b = 2.2 m/s2, c = 1.7 m/s, and x and t are in SI units. What is the instantaneous acceleration of the object when t = 4.1 s?

A 0.25 kg baseball is in contact with a bat for 0.0075 s and exerts a force of 18,500 N. What impulse is delivered to the ball?

What is the American psychology Association ethical principle of psychology and code of conduct based upon