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Chemistry 1.1

Total questions: 9

Worksheet time: 7mins

Name
Class
Date
1.

What is the abbreviation of Chlorofluorocarbons

(a)  

2.

How is ozone formed?

a)

Ultraviolet radiation converts oxygen molecules and water molecules to ozone molecules.

b)

Ultraviolet radiation converts oxygen molecules to ozone molecules.

c)

The heat of the Sun converts oxygen molecules to ozone molecules.

d)

Ozone is a greenhouse gases that drifts up from the lower atmosphere.

3.

What are chlorofluorocarbons made of?

(a)  

4.

What layer of the atmosphere contains the ozone layer?

a)

troposphere

b)

stratosphere

c)

mesosphere

d)

thermosphere

5.

What layer of the atmosphere contains the the air we breathe?

a)

troposphere

b)

stratosphere

c)

mesosphere

d)

thermosphere

6.

Which substance is man-made, nontoxic, and stable.

a)

Ammonia

b)

Ozone

c)

Oxygen

d)

Chlorofluorocarbon

7.

What is absorbed by oxygen to create ozone, but is also harmful toward humans.

a)

Ultraviolet Radiation

b)

Chemical Burns

c)

Sunscreen

d)

Skin Cancer

8.

What is the thing called above Antarctica that shows the ozone is thinning.

(a)  

9.

CFCs were developed as replacements for what?

a)

Hairspray

b)

Sunscreen

c)

Toxic refrigerants

d)

Water bottles