Importance of Water

An [blank_start]aquifer[blank_end] is an underground formation that contains groundwater.

Porosity is the amount of space between particles of rock or soil.

[blank_start]Precipitation[blank_end] is any form of water that falls to the Earth’s surface from the clouds.

If water is potable, it is safe to drink.

An artificial lake that is constructed is called a _________________.

The process of removing salt from salt water is called [blank_start]desalination[blank_end].