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Homework 29th Jan - 5th Feb
Homework 29th Jan - 5th Feb
Complete at home to help you prepare for your mocks in Feb
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Homework 29th Jan - 5th Feb
Complete at home to help you prepare for your mocks in Feb
Slide 1 - Slide
What is potable water?
A
Water suitable for swimming.
B
Water that is safe for drinking.
Slide 2 - Quiz
Which process can make water potable?
A
Filtration and disinfection.
B
Adding more pollutants.
Slide 3 - Quiz
What are common contaminants in non-potable water?
A
Bacteria, viruses, and chemicals.
B
Nutrients essential for human health.
Slide 4 - Quiz
Why is it important to have access to potable water?
A
To prevent waterborne diseases and stay healthy.
B
To irrigate agricultural fields more effectively.
Slide 5 - Quiz
Filtration
Evaporation
Distillation
Separates
Example
Insoluble solid from liquid.
Soluble solid from liquid.
Soluble solid
and
liquid.
Sand and water.
Salt and water.
Ink and water.
Slide 6 - Drag question
Which equipment is commonly used in distillation?
A
Pipette
B
Bunsen burner
C
Condenser
D
Microscope
Slide 7 - Quiz
What is the purpose of a condenser in distillation?
A
To cool and condense the vapor back into a liquid.
B
To measure the volume of the liquid.
C
To separate the components of the mixture.
D
To heat the liquid to its boiling point.
Slide 8 - Quiz
At what temperature does distillation occur?
A
At temperatures specific to the boiling points of the components.
B
At freezing temperatures.
C
At room temperature.
D
At high pressure.
Slide 9 - Quiz
What is the primary purpose of water treatment?
A
Introduce harmful chemicals
B
Promote bacterial growth
C
Remove contaminants and make water safe for consumption.
D
Increase water turbidity
Slide 10 - Quiz
Which process is commonly used in water treatment to remove suspended particles?
A
Boiling the water
B
Adding more suspended particles
C
None of the above
D
Filtration through sand or other porous materials.
Slide 11 - Quiz
What is the purpose of disinfection in water treatment?
A
Kill or inactivate harmful microorganisms.
B
Nourish harmful microorganisms
C
Accelerate algae growth
D
Increase water acidity
Slide 12 - Quiz
What is a common method for removing dissolved salts from water in treatment processes?
A
Heating the water to a higher temperature
B
None of the above
C
Reverse osmosis.
D
Adding more salts to water
Slide 13 - Quiz
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