Environmental Systems Test

Scientists divide Earth into spheres, which are often described by their _______________________ rather than by their location.

• size

• rainfall

• makeup

• temperature

This sphere is the collection of air and gases around the earth.

• atmosphere

• biosphere

• hydrosphere

• lithosphere

This sphere consists of all living things on Earth.

• atmosphere

• biosphere

• lithosphere

• geosphere

This sphere is any part of the Earth covered by water.

• atmosphere

• biosphere

• hydrosphere

• lithosphere

This sphere includes the continents, the ocean floor, all the rocks on the surface, and all of the sand in the deserts.

• Hydrosphere

• Atmosphere

• Biosphere

• Geosphere

What is Erosion?

• When waves lose energy and leave sediments / sand along a coast.

• The wearing away of land, removal of beach rocks/sand by water or wind.

• An area of land that smells different to other places.

• An area that has a lot of wind.

A/An ____________________ is a network of relationships among elements or components that interact with and influence one another through exchange of energy, matter, or information.

• feedback

• ecosystem

• boundary

• system

A cyclical process in which something is both an input and output in the same system is called a.........

• feedback loop

• steady state

• closed system

• open system

The following UN-EQUAL Input/Output LOOP is an example of what type of feedback loop?

• Negative Feedback Loop

• Neutral Feedback Loop

• Positive Feedback Loop

• Cowboy Feedback Loop

The following EQUAL Input/Output LOOP is an example of what type of feedback loop?

• Negative Feedback Loop

• Neutral Feedback Loop

• Positive Feedback Loop

• Animal Feedback Loop