Determine the centripetal force acting upon a 40-kg child who swings in a circle at a speed of 3 m/s. The radius of the swing is 20m.

A light spring with force constant 3.80 n/m is compressed by 7.20 cm as it is held between a 0.300-kg block on the left and a 0.600-kg block on the right, both resting on a horizontal surface.

Which situation best describes the act of reducing? paying bills online instead of sending paper through the mail donating gently used clothes and household items using plastic bags a second time to avoid buying new ones buying products that can be

The current supply from generating plants is alternating current. True or false?

Which is correct about the charge movement when a battery is connected to copper wire? a.) Electrons leave the positive battery terminal and electrons enter the negative terminal. b.

The importance of iron and copper physics

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