WorksheetsH2O Lessons 2-7
Total questions: 16
Worksheet time: 8mins
What are the two main factors in determining the quality of water?
number of animal species and plant life in the water
amount of dead fish found in a stream
Chemistry of the stream
amount of micro-organisms
What does A represent?
Freshwater
Saltwater
Ice
Ground Water
What does C represent?
Usable Freshwater
Unusable Saltwater
Unusable Ice
Unusable Ground Water
A student wanted to create an investigation that showed how chemical weathering affects building materials. How would the student simulate(create) this experiment?
Put a rock in water and freeze it overnight.
Place chalk in a cup of vinegar.
Use a rock to crush up a piece of chalk.
Combine water and vinegar in one cup.
Students put two common building materials in acidified water to model acid rain on buildings. Which conclusion could be made after this exploration?
Brick gains more mass during the chemical reaction.
Brick loses more mass during the chemical reaction.
Acid rain causes a chemical reaction that decreases the mass of material.
Acid rain causes a chemical reaction that increases the mass of materials.
Everyday a group of students placed drops of vinegar on 4 samples of rock. After 30 days, which rock sample showed the most evidence of chemical weathering?
What is chemical weathering?
A chemical reaction that results in making larger pieces of rock.
A chemical reaction that results in breaking down a material or rock.
A process of movement.
A process of cleaning wastewater.
Choose two ways humans can conserve water.
Buy water in water bottles.
Turn the faucet off when brushing their teeth.
Leave the water sprinkler on during the hot day to water their lawn.
Water the lawn at night when the sun isn't hot.
What are two main factors to determine the quality of water in a stream?
The number of micro-organisms living in the stream.
Finding the chemistry levels of the stream.
The amount of dead plants found near the stream.
The number of different species (types) of animals.
What is acid rain?
Rain running off buildings
type of nitrates
rain from clouds
Type of acidified water
What is the name of the watershed our local waterways eventually flow into?
The Pacific watershed
A wastewater treatment plant
The Chesapeake Bay watershed
A Virginia Bay watershed
What is wastewater?
Water that enters the Chesapeake Bay.
Water that is clean entering our homes.
Water that has already been used in our homes.
Water falling from clouds.
What should not be put down our drains in our homes because it can pollute our water?
Grease
Medications
Chemicals
All of the above
Does storm water get treated like wastewater?
yes
No
What is weathering?
The process of breaking down rocks.
The process of cleaning water.
Wastewater that leaves our homes.
Movement of broken rocks.
What is erosion?
Chemical reaction that breaks down rocks.
Chemicals in our waterways.
The process of breaking down rocks
The process of movement of the broken rock
