The free-fall acceleration on mars is 3.7 m/s^2. (a) what length pendulum has a period of 3.0-s on earth?
(b) what length pendulum would have a 3.0-s period on mars?

You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?

A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.

Anumber of conditions are required for a population to be in hardy-weinberg equilibrium. which of the following are correct descriptions of the conditions that must be met? check all that apply. a. no mutations b. random mating c. small population d. migration or gene flow e. occurrence of mutations f. no natural selection