A water tank measures 2 m X 4m x 5 m.
What mass of water will it contain?

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Asap and show ! a 14 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.

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)