Human Activity & Water Cycle

Algal blooms are dangerous to aquatic environments because they remove the oxygen from the water and most biotic organisms die. What causes algal blooms?

• Fertilizer runoff from farms and/or lawns

• Hot water runoff

• Salt in the water system

• Dirty water and silt

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What would be the best definition for the word watershed?

• Only the river

• The clouds and the mountains

• A defined area which catches water and guides it into a river that will then take it into a large body of water.

• The precipitation from the clouds during the water cycle

Tags

NGSS.MS-ESS2-4

Which picture shows an aquifer?

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Any type of water that falls from the sky (snow, rain, sleet, hail) are all considered ______________________.

• Evaporation

• Condensation

• Precipitation

• Transpiration

Tags

NGSS.MS-ESS2-4

What is the scientific name for the water cycle?

• The Vapor Cycle

• The Hydrologic Cycle

• The Water Table

• The H two O cycle

Tags

NGSS.MS-ESS2-4

How does agriculture (Growing Crops) affect the quality of the surface water?

• Fertilizers are always good for plants and will not harm the water.

• It makes the water saltier

• It cleans the water from bacteria and viruses

• Fertilizers from farm runoff can cause algal blooms (rapid water plant growth) and affect the aquatic ecosystem.

Tags

NGSS.MS-LS2-5

After a car accident firefighters always clean up oil and fuel spills. What are they trying to prevent?

• Contaminants from entering ponds and lakes through runoff water

• Animals drinking the fuel and oil

• People stealing the fuel

Tags

NGSS.MS-LS2-4

What do we call the water that is flowing towards a river?

• Runoff

• Spilloff

• Fast Hydro Speed

• Flowing water

Tags

NGSS.MS-ESS2-4

Why is it important to keep our water clean?

• We drink it

• We use for agriculture (farming)

• All living things need water

• Because water is blue

Tags

NGSS.MS-ESS2-4

This is most likely?

• Algal Bloom from fertilizer runoff and super nasty

• Water lilies and very healthy

• A pleasant picture

• A very smart child and parents

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5