The hydrosphere is:

• the solid outer layer of the Earth

• the layer of gases surrounding the Earth

• the water component of the Earth

• the Earth's core

The atmosphere is:

• a layer of gases surrounding the Earth

• the solid outer layer of the Earth

• the Earth's water bodies

• the Earth's core

The water cycle is a continuous process that describes the movement of water on, above, and below the surface of the Earth.

• Evaporation, condensation, precipitation, and collection

• Photosynthesis, respiration, and transpiration

• Erosion, weathering, and sedimentation

• Melting, freezing, and sublimation

What is wind?

• A natural phenomenon involving the movement of air

• A type of water current

• A form of precipitation

• A geological formation

Precipitation is:

• the process of water vapor turning into liquid water

• the process of liquid water turning into water vapor

• the process of water vapor turning into ice

• the process of ice turning into water vapor

Convection is a process involving the movement of what?

• Solids

• Liquids

• Gases

• Both liquids and gases

An ocean current is:

• a large system of circular ocean currents formed by global wind patterns and forces created by Earth's rotation.

• a small stream of water flowing into the ocean.

• a type of ocean wave caused by the gravitational pull of the moon.

• a sudden and temporary change in the ocean's temperature.

A surface current is:

• a deep ocean current

• a current that flows on the surface of the ocean

• a type of wind current

• a current found only in rivers

Define gyre.

• A type of ocean current

• A type of wind pattern

• A type of geological formation

• A type of plant species

Weather is:

• A type of food

• A type of clothing

• The state of the atmosphere at a place and time

• A type of vehicle