The water table is the
a. zone of aeration.
b. aquifer.
c. upper boundary of the zone of saturation.
d. lower boundary of the zone of saturation.

This is the substance(s) formed in a chemical reaction.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

The average time that it takes for the car to travel the first 0.25m is s. the average time to travel just between 0.25 m and 0.50 m is s. given the time taken to travel the second 0.25 m section, the velocity would be m/s.