Practice questions for Hydrosphere exam tomorrow

Front

What is an estuary?

Back

An estuary is a coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

Front

Why do organisms in estuaries need to adapt?

Back

Organisms in estuaries must adapt to frequent changes in water level and salinity.

Front

What is the water cycle?

Back

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

Front

What percentage of Earth's water is saltwater?

Back

About 97% of Earth's water is saltwater found in the oceans.

Front

Where is the majority of Earth's freshwater found?

Back

The majority of Earth's freshwater is found in ice caps and glaciers.

Front

What is transpiration?

Back

Transpiration is the process by which plants release water vapor into the atmosphere.

Front

What happens to water when it freezes?

Back

Water expands when it freezes, making ice less dense than liquid water.

Front

What is evaporation?

Back

Evaporation is the process by which water changes from a liquid to a gas.

Front

What is condensation?

Back

Condensation is the process by which water vapor cools and changes back into liquid water.

Front

What role does the water cycle play in the environment?

Back

The water cycle circulates existing water on Earth, maintaining ecosystems and weather patterns.