A small block, with a mass of 4 kg, is in contact with a spring that has a spring constant of 120 N/m. The spring is compressed by 1.85 m. The block slides around the loop with radius 0.25 m and exits to the right.
Find the initial potential energy of the block, at point A.

What happens when chlorine reacts with bromine? a. electrons move from the chlorine atoms to the bromine atoms. b. electrons move from the bromine atoms to the chlorine atoms. c. electrons are shared between the chlorine atoms and the bromine atoms. d. electrons become delocalized among the atoms.

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.

You can decrease the resistance of a length of wire by