A hungry fish is about to have lunch at speeds shown. Assume the hungry fish has a mass five times the mass of the small fish. Immediately after lunch, rank from greatest to least the speeds of the formerly hungry fish. a) Big: v=3m/s, little: 6m/s
b) Big: v=2m/s, little:2 m/s
c) Big: v=2 m/s, little: 0 m/s

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

Which of the following should not be included in a great summary? a. blaming your lab partner b. new questions your experiment has generated c. your prediction d. your investigation plan

If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.