AC1.2 Water on Earth Quiz

What type of rock, when water is filtered through it, results in very soft water?

• Granite

• Limestone

• Sandstone

• Basalt

Which type of hard water cannot be softened by boiling?

• Temporarily hard water

• Permanently hard water

• Soft water

• Distilled water

What is the source of water for a land spring?

• Confined aquifer

• Unconfined aquifer

• Deep well

• Impervious strata

Which type of aquifer is directly open to the surface?

• Confined aquifer

• Unconfined aquifer

• Pervious strata

• Impervious strata

What is the role of impervious strata in an aquifer system?

• It stores water.

• It prevents water flow.

• It filters water.

• It increases water pressure.

What is the primary difference between a deep well and a shallow well?

• Depth of water source

• Type of water

• Location of well

• Size of well

How are shallow wells typically dug?

• By machine

• By hand

• Using explosives

• With a drill

What is the primary method of extraction for water in bore holes?

• Natural springs

• Drilling through the Earth's surface

• Collecting rainwater

• Using water pumps

Where do rivers usually begin their life?

• At the sea

• As small streams on high ground

• In large lakes

• In urban areas

What is a common use for the limited amounts of water from canals?

• Drinking

• Agricultural and industrial processes

• Swimming

• Fishing