Vocabulary
What is ground water v.s surface water?
Ground water = water underneath us
Surface water = water above us
Water is known as a ....
universal solvent
What are some examples of water in solid form?
Ice, Snow, Hail, Sleet
How many gallons of milk does it take to make 1 pair of jeans?
2,000
What does potable mean?
water that is drinkable
What does saturated v.s unsaturated mean?
Saturated = wet
Unsaturated = dry
What is a universal solvent?
What are some examples of water in liquid form?
Water, rain
What percent of the earth is water?
71%
How does the amount of water in our body change over time?
Decreases
What does adhesion vs. cohesion mean?
cohesion = water sticks to itself
water has no ...
color
odor
taste
What is water in gas form?
Water vapor
What percent of water is salt water?
97%
How does water enter and leave the body?
Enter: food, drink
Exit: breathe, sweat, bathroom
What is an aquifer vs. reservoir?
Aquifer = area where there is ground water
Reservoir = area where there is surface water
What does it mean that water has a high heat resistant?
It can endure high temperatures without affecting it
used to put out fires, used for boiling
How do the particles change as water changes form?
They are closely packed together in a solid and move further and further apart as it becomes a liquid then gas.
What percent of water is frozen?
2%
What are some ways we use water? List as many as you can.
Drink, eat, cook, clean, bathe, shower, dishwasher, washer, wash hands, plants, hose, farming
What is evaporation vs. precipitation?
Evaporation = water turns to gas form and rises
precipitation = water falls from sky
What is reclaimed water?
sewage that has been cleaned and reused
How does water change forms?
Temperature
Solid ---> Liquid ---> Gas : Heat
Gas --> Liquid --> Solid: Cold
What percent of water usage in AZ comes from ground water?
98%
What are current issues with water? List as many as you can.
- Pollution / Contamination
- Availability / Accessible
- Increase Population / Wasteful