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What is the Hydrosphere?
Where is fresh water found?
What is the water cycle?
How do clouds form?
100
All the waters of Earth make up the hydrosphere.
What makes up the hydrosphere?
100
Rivers, streams, and lakes.
What is fresh water?
100
Condensation is when water vapor changes to liquid water.
What is condensation?
100
Clouds are made of ice crystals even in the summer
What are the clouds made of in the summer?
200
75%
What percentage of Earth is covered by ocean water?
200
An iceberg forms when a large piece of ice breaks off a glacier or ice sheet.
How does an iceberg form?
200
Dew forms during condensation.
Dew forms during which part of the water cycle?
200
Clouds are formed when air moves upward to areas of less air pressure.
What forms when air moves upward to areas of less air pressure?
300
The currents.
What is the source for carrying water toward the poles?
300
Water that fills spaces between particles of rock and soil.
What is groundwater?
300
Frost occurs when water vapor on a surface freezes without first becoming liquid water.
What causes frost?
300
Sleet is frozen raindrops falling from the clouds.
What is sleet?
400
A liter of cold water with high salinity is heavier than a liter of warm water with low salinity.
What is the relationship between the temperature and salinity in 1 liter of water?
400
The top level of groundwater in an aquifer.
What is the water table?
400
Evaporation is when liquid water changes to water vapor.
What is evaporation?
400
Hail forms when strong winds blow upward into a cloud.
How does hail form?
500
Salinity is a measure of how salty water is.
What is the definition of salinity?
500
Most communities use filters and/or chemicals, such as chlorine and flouride, to kill the bacteria.
Name two ways that MOST communities treat water before it comes into your home?
500
Sublimation is when ice changes directly into water vapor.
What is sublimation?
500
Fog is a cloud at ground level that forms when air near the ground is cool.
What is fog and when does it form?