Water Classification L3P1.U5,AC1.2.

In the UK, what percentage of all rainfall is collected for drinking water?

• 10%

• 25%

• 5%

• 3%

• 7%

What determines whether water is classified as hard or soft?

• Sandstone

• Calcium carbonate

• Calcium sulphate

• Carbon dioxide

What is the pH value of hard water?

• 2

• 3

• 5

• 7

• 9

How can limestone filtered water be softened?

• Adding a slice of lemon

• Boiling

• Leaving a spoon to stand in the cup

• Install a booster pump

In which type of water will soap not lather?

• Acidic

• Soft

• Hard

• Boiling

As a percentage, How much of the earths water is fresh water?

• 0.9

• 0.3

• 3

• 7

How much rainfall in the UK is collected for drinking water?

• 25%

• 2%

• 9%

• 5%

• 7.5%

Name three types of water found in the UK

• Acidic

• Soft

• Permanently Hard

• Temporarily Hard

• Waxy

What is another name for Plumbo solvent?

• Lubricant for push fit waste pipe.

• Adhesive for plastic pipe

• Soft water

• Temporarily hard water

Temporarily Hard water can not be softened

• True

• False