4.1 Earth Science Quiz

the changing of a substance from a gas to a liquid

the underground region where pore spaces are saturated with groundwater

An area that has been depleted of oxygen by eutrophication

The process that converts solids directly into gases without first becoming a liquid

The underground region where pore spaces contain air and water

Much of the absorbent topsoil and vegetation in an area is replaced by impermeable surfaces in a process known as

A permeable underground layer of rock

In which underground layer do the pores contain mostly air although the materials are moist?

A large percentage of H20 evaporates from the ocean and goes through the water cycle and goes to land as rain.

What are hot springs that periodically erupt?

Water has a higher rate of permeability through gravel than through clay.

the process by which nitrate or phosphate compounds overenrich a body of water and deplete it of oxygen

All the water found underground

Lakes are always deeper than ponds.

What property of H20 describes the force of attraction that allows H20 molecules to form bonds with plant root cells?

Plant transpiration rates are affected by

The loss of water by plants

A ridge or other elevated region that separates watersheds

An explosive growth of algae caused by too many nutrients in the water

Hard water contains dissolved minerals such as calcium and magnesium.

Local water budgets are usually balanced.

A structure built to prevent a river from overflowing