5. If a spring with a 40 N/m spring constant is used to push a 10 kg ball to a speed of 2 m/s, how much must the spring have been compressed assuming no energy is lost?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

Which one of the following research methods can show cause and effect

What is the specific heat of wood ?