Earth's Systems Review

Which sphere includes all of the solid and liquid rock that covers Earth’s surface and is found within Earth?

• hydrosphere

• geosphere

• atmosphere

• biosphere

Which sphere includes all of the living things found on Earth?

• hydrosphere

• atmosphere

• geosphere

• biosphere

What is NOT included in the hydrosphere?

• water found in polar ice caps

• water found in rivers

• water bottles

• water vapor in the atmosphere

Which layer of the geosphere is made of “plastic-like” rock?

• the crust

• the mantle

• the outer core

• the inner core

Which layer of the geosphere is made of large slabs called tectonic plates?

• lithosphere

• asthenosphere

• mesosphere

• outer core

Which layer of Earth is made of hydrogen and oxygen in a 2:1 ratio?

• the crust

• the hydrosphere

• the troposphere

• the biosphere

The majority of water found on Earth is:

• frozen

• freshwater

• saltwater

• found in the atmosphere

According to the graph, the majority of freshwater is:

• frozen

• found below ground

• found in lakes

• found in the atmosphere

Why is water important to living things?

• Living things need water to survive

• Some living things live in water

• Living things are mostly made of water

• All of the above

When water evaporates out of a lake, water moves:

• From the biosphere to the atmosphere

• From the hydrosphere to the atmosphere

• From the geosphere to the biosphere

• From the atmosphere to the hydrosphere