Which of the following statements is true?
a.
surface water can become groundwater, but groundwater cannot become surface water.

b.
surface water can seep downward to become groundwater.

c.
groundwater can become surface water, but surface water cannot become groundwater.

d.
surface water and groundwater are unrelated.

Aball is thrown upward in the air, and its height above the ground after t seconds is h ( t ) = 57 t − 16 t 2 feet. find the time t when the ball will be traveling upward at 14.25 feet per second.

What are atoms of the same element with varying number of neutrons

The california mussel (mytilus californianus) attaches itself to a rock or other solid surface with a bundle of filaments known as the byssus. imagine that 15.0 j of work is done to stretch the distal end of the byssus. it releases 10.8 j of thermal energy as it relaxes. what is the resilience of the distal end of the byssus?