What will most likely happen if groundwater is drawn from the ground faster than it can be restored?
A. The water table will be lowered.
B. The water will become polluted.
C. The water will flow to the sea.
D. The water will fill nearby wells.

Afisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the surface of the water. it takes a time of 2.20 s for the boat to travel from its highest point to its lowest, a total distance of 0.670 m . the fisherman sees that the wave crests are spaced a horizontal distance of 5.80 m apart. (a) how much is the wavelength? (b) find the period of the wave. (c) how fast are the waves traveling? (d) what is the amplitude a of each wave?