Earth Science Review

Sand Dunes are formed by

• earthquakes

• tornadoes

• strong winds

• rainstorms

Fertilizers used on farms near the coast can be carried to the ocean when runoff occurs during rain showers. These fertilizers can decrease the populations of fish and shellfish.

Which other populations could decrease as a result?

• organisms that eat algae

• organisms that live on farms

• organisms that eat fish and shellfish

• all of the above

A Planet has the following characteristics:

Its largest moon is named Titan.

It is made up mostly of gases.

It is surrounded by rings.

It is the sixth planet from the sun.

Which planet could this be?

• Saturn

• Mercury

• Jupiter

• Mars

Which landform can be found at the end of river?

• mountain

• valley

• plateau

• delta

The Earth spinning in a full circle on its axis is responsible for

• the cycles of the four seasons

• the passing of a year

• the aging of a star

• the cycle of day and night

What is the first step in the water cycle?

• soil to help catch run-off

• plants provide oxygen to the atmosphere

• clouds release water as precipitation

• sun to provide thermal energy for evaporation

The Sun rises in the ______ and sets in the _______.

• east, west

• north, west

• west, east

• east, south

Which process causes the apparent movement of the sun across the sky?

• The revolution of the Earth around the sun

• The rotation of the Earth on its Axis

Which process causes the changes of the seasons?

• The revolution of the Earth around the sun

• The rotation of the Earth on its Axis

Which land feature was most likely made by a glacier?

• a mountain range

• a canyon

• a deep ocean

• a wide valley