Show:
chapter 8
chapter 8
chapter 8
chapter 8
chapter 8
100
what is water made of
What is 2 hydrogen atoms and 1 oxygen atom
100
surface water drains into rivers and lakes from their
What is a watershed
100
aquifers are found in ___ layers of rock
What is permeable
100
people are using water for boating and other forms of
What is recreation
100
name one major water pollutant
What is pesticide
200
these things need water to survive
What is organisms
200
the process of making drinking water safe
What is water treatment
200
much materials in sewage is this
What is waste water
200
what percent of earth's water is salt water
What is 97%
200
what are ways to conserve water in agriculture
What is drip irrigation
300
name the two main factors in the water cycle
What is the sun and water
300
a disease that comes from drinking untreated sewage water and causes diarrhea
What is dysentery disease
300
layers of rock that water can not flow through are said to be
What is impermeable
300
what percent of earth's water is freshwater
What is 3%
300
name a way to conserve water in industry
What is recycling waste water
400
fish need this in order to breathe underwater
What are gills
400
type of irrigation that helps conserve water
What is drip irrigation
400
wells must be dug below these or they will go dry
What is aquifer
400
where does precipitation come from
What is condensation
400
name a way to conserve water in the tub
What is dont let it drip
500
water, sunlight, temperature, climate, and air are all
What is abiotic factors
500
waterborne diseases include dysentery, hepatitis and ...
What is cholera
500
to conserve water many fatmers use this to water crops
What is runoff
500
where does condensation come from
What is evaporation and transpiration
500
name a way to conserve water while brushing teeth
What is turn it off