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Michael Morales 2

Water As A Natural Resource

QuestionAnswer
75 % of the Earth is covered with __________? Water
If the water on Earth was represented by 100 cups, how many cups would be salt water? 97 Cups
If the water on Earth was represented by 100 cups, how many cups would be fresh water that is not frozen? 1 Cup
If the water on Earth was represented by 100 cups, how many cups would be fresh water that is frozen? 2 Cups
Water is also called ________? H2O
Water is made up of ________ and ________. Hydrogen and Oxygen
All living things contain ________? Water
How much of your body is made up of water? 2/3
_________ is a natural resource that all living things need to stay alive. Water
A healthy person can only survive ____ days without water? 3
When water is heated it _________ and changes to a gas called ______________. evaporates water vapor
When water vapor cools and changes back to a liquid it is called ___________. condensation
The ___________ is the path water takes as it evaporates into the air, condenses into clouds, and returns to Earth as precipitation. water cycle
Rain, snow, sleet, hail or examples of _______? precipitation
The process where salt water is changed to fresh water is called __________? desalination
When salt water evaporates only the ______ changes to vapor and the _______ is left behind. water salt
Water supplies are in danger from water pollution. _________ is the worst pollutant. sewage
__________ is caused when chemicals combine with water vapor. This can kill plants and animals. acid rain
Created by: LandingBoy