a 7.5 kg bowling ball is in front of a large, compressed spring. The spring has a constant of 500 N/m, and 225N of force was required to compress the spring. How far was the spring compressed?

What do you think car designers do if the damage caused by a crash test is too severe?

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.