GVS pg 4-6 questions:
Water Cycle Assignment
Click on http://www.mbgnet.net/fresh/cycle/index.htm. Answer the following questions.
Define "water cycle".
What fraction of the earth’s surface is covered in water?
What percentage of all the Earth’s water is in a form that is useable to humans and land animals?
Click on http://www.mbgnet.net/fresh/cycle/concepts.htm. Answer the following questions.
Evaporation is the process where a liquid changes from its __________ state to a ___________ state.
Why is evaporated water so clean?
Condensation occurs when a ____________ is changed into a __________.
Condensation is the opposite of ____________.
When the ________________ and ___________________ are right, the small droplets of water in clouds form larger droplets and precipitation occurs.
Click on http://www.mbgnet.net/fresh/cycle/cycle.htm. Answer the following questions.
Using the terms "evaporation", "condensation", and "precipitation", explain the water cycle in your own words.
What factor is most important in determining whether water is a solid, liquid, or gas?
Is the amount of water on Earth always changing or is it a constant amount?