Enviro Do Now 9/20 (Review)

Water that hits land and flows into a creek, stream, or a river is best describes as

• condensation

• precipitation

• run-off

• transpiration

Most of the water on Earth can be described as

• freshwater

• ice

• salt (marine) water

• groundwater

Why do cities and suburbs have more runoff and pollution?

• More people making pollutants

• Pavement doesn't absorb water

• Storm drain water not cleaned

• All of the above

Land that water flows across on its way to a stream, lake, wetland, or other body of water.

• Watershed
• The Chesapeake Bay
• Estuary
• Flood Plains
• No choice is correct

Water that collects in cracks and pores in underground soil and rock layers.

• Groundwater

• Surface Water

• Permeable

• Impermeable

An underground layer of rock or sediment that holds water?

• Reservoir

• Aquifer

• Watershed

Which percentage represents the amount of Earth's water that is found in oceans?

• 3%

• 71%

• 97%

• 1%

If water is recycled in the atmosphere, which best describes why water availability on Earth is decreasing?

• an increase in droughts is slowly reducing freshwater reservoirs

• due to an increase in Earth's temperature, evaporation rates continue to increase reducing liquid water on the surface

• Earth's freshwater continues to become more polluted , reducing the supply of freshwater safe for humans to consume

• Freshwater is not decreasing

Which best describes the role of the water cycle?

• circulates existing water on Earth

• reduces pollution in most of the water

• increases usable supply of Earth's water

Often water must be treated to become _______, safe to drink

• pathogen

• potable

• clarified

• bonifide