[SC F2] 5.3 (A) Water Purification Method

People must have _______ to drink in order to survive.

• frozen water
• clean water
• contaminated water
• polluted water

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-1

Which of the following is the best way to purify water?

• Add salt

• Put inside the refrigerator

• Filtration

• Find a very clean stream of water

Can sand pass through filter paper?

• Yes

• No

Which of these particles is NOT able to pass through a sand, gravel, and charcoal filter?

• bacteria

• water

• viruses

• large piece of dirt

During the purification process, filtration separates the

• Microorganisms

• Suspended particles

• Dissolved substances

What does chlorination do to the water?

• Removes microorganisms

• Removes suspended particles

• Removes dissolved substances

Which of the following is the best method of obtaining pure water from seawater?

• Filtration

• Boiling

• Distillation

• Chlorination

Which of the following water purification method(s) can remove suspended particles?

(1) Boiling

(2) Filtration

(3) Distillation

(4) Chlorination

• A. (2) and (4)only

• B. (1) and (2) only

• C. (2) and (3) only

• D. (2) , (3) and (4) only

Which of the following water purification method(s) can remove dissolved substances?

(1) Boiling

(2) Filtration

(3) Distillation

(4) Chlorination

• A. (3) only

• B. (1) and (4) only

• C. (2) and (4) only

• D. (1), (2) and (3)

Which of the following water purification method(s) can remove microorganisms?

(1) Boiling

(2) Filtration

(3) Distillation

(4) Chlorination

• A. (2) and (3) only

• B. (3) and (4)only

• C. (1) and (3) only

• D. (1), (3) and (4)