The Water Cycle
In which step of the water cycle does water return to earth surface?
Precipitation.
What is the percentage of Saltwater on Earth?
97%
What percentage of Earth's water is freshwater?
3%
What are the two types of water?
Freshwater and Saltwater
During which stage are clouds formed in the water cycle
Condensation
What 4 major steps make up the water cycle?
Evaporation, Condensation, Precipitation, Transpiration
What are the water sources that contains saltwater?
Oceans and Seas
What percentage of Earth's freshwater is tied up in glaciers and underground?
2.7%
Water that fills the cracks and spaces in underground soil and rock layers is called ______________.
Groundwater.
In the water cycle what is it called when water goes up through a plant and is turned into a vapor?
Evaporation
Water that falls to earth as rain, snow, hail or sleet is called _____________.
Precipitation.
What's the difference between oceans and seas
What percent of Earth's freshwater is actually available to drink?
0.3%
What is formed when saltwater and freshwater meet
Brackish Water
Condensation is when water vapor rises, gets cold and does what in the water cycle?
The process when the water is given off through the leaves as water vapor is called _____________.
Transpiration.
What is it called when saltwater meets freshwater?
Brackish Water
List 5 freshwater water sources on Earth
Lakes, rivers, streams, creeks, precipitation (rain, snow, sleet, hail), groundwater
What "sphere" is water stored in, above, and under Earth?
Hydrosphere
What turns water on the Earth into vapor in the water cycle?
The Sun
How old is the water we use every day ?
Billions of years.
Explain why does saltwater have a higher density compared to freshwater
Salt water contains more particles such as salt.
Why is freshwater less dense compared to saltwater
Freshwater doesn't have salt particles that add mass to it.
List the three states of matter for water and where are they found
Solid - Glaciers and Ice caps
Liquid - Oceans, Seas, Rivers, Lakes, etc
Gas - water vapor in the atmosphere
Why is the water cycle considered a continuous process?
Because water is constantly moving through different phases and locations on Earth, from the atmosphere to the land and back again, in a never-ending cycle