Hydrosphere

The measurement of how salty a body of water is...

• Conductivity

• pH

• Salinity

• Turbidity

Which of the following is caused by the gravitational pull of the moon and sun?

• ocean waves

• ocean tides

• ocean currents

About _________ percent of all the water on Earth is in the form of salt water.

• 90

• 97

• 95

• 98

Where does water go when water evaporates from a puddle on the street?

• It doesn't go anywhere

• It sinks into the street

• It rises into the atmosphere

• It goes into outer space

Earth's oceans cover __________ percent of Earth's surface.

• 97%

• 80%

• 70%

• 93%

How does the warm waters of the Gulf Stream affect the climate in North Carolina?

• It makes it colder and drier

• It makes it warmer and wetter

• It makes it colder and wetter

• It makes it warmer and drier

The process of changing water into gas is called___.

• transpiration

• evapotranspiration

• condensation

• evaporation

What percentage of Earth's water is freshwater?

• A) 3%

• B) 10%

• C) 20%

• D) 30%

Which layer of the Earth contains the hydrosphere?

• A) Lithosphere

• B) Atmosphere

• C) Biosphere

• D) Hydrosphere

What is the main component of the hydrosphere?

• A) Ice

• B) Water

• C) Soil

• D) Air