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Geography Year 8 -How we affect our world

Total questions: 25

Worksheet time: 25mins

Name
Class
Date
1.

What is another name for burning?

a)

Neutralisation

b)

Combustion

c)

Thermal decomposition

d)

Displacement

2.

What is produced in complete combustion of a fuel?

a)

Carbon

b)

Carbon monoxide

c)

Carbon monoxide and water

d)

Carbon dioxide and water

3.

What environmental problem is caused by carbon dioxide?

a)

Greenhouse effect

b)

Acid rain

c)

Breathing problems

d)

Smog

4.

Which of these is an effect of acid rain?

a)

Kills trees

b)

Damages limestone buildings

c)

Kills fish

d)

Sulfur dioxide

5.

what is a gradual increase in overall temperature of the Earth's temperature

a)

Global heat

b)

Global warming

c)

Global temperature

d)

Global lightning

6.

What term is given to a reaction which transfers heat energy to the surroundings?

a)

Endothermic

b)

Reversible

c)

Exothermic

d)

Exotermic

7.

Gases such as water vapour and carbon dioxide that trap heat near Earth are known as...

a)

Blanket gases

b)

Greenhouse gases.

c)

Proxy gases.

d)

Warming gases

8.
The average temperature of earth is rising. 
a)
True
b)
False 
c)
I don't know
9.
Combustion is another word for _______________.
a)
a train
b)
a bus
c)
a dog
d)
burning
10.
Everyone has a carbon footprint.
a)
true 
b)
false
11.

Trees are so important to our environment because they absorb (sink) which greenhouse gas?

a)

methane

b)

carbon dioxide

c)

water vapor

d)

oxygen

12.

Why are too many greenhouse gases bad for the environment?

a)

They cause trees to die.

b)

They release heat and will be the cause of the next ice age.

c)

They trap heat in our atmosphere causing the planet to warm up.

d)

They are fossil fuels which pollute our environment.

13.

Which of these are fossil fuels

a)

coal

b)

carbon dioxide

c)

oil

d)

natural gas

e)

air pollution

14.

Where do fossil fuels come from?

a)

The carbon dioxide released from cars.

b)

The remains of plants and animals that died long ago.

c)

Heat from the greenhouse effect.

15.
Things you can do to help decrease global warming include:
a)
Eat more ice cream.
b)
Keep your freezer door open.
c)
Keep your air conditioner on high.
d)
Turn off your lights when you’re not using them.
16.
The greenhouse gas having the greatest role in human-caused global warming is
a)
methane
b)
carbon dioxide
c)
CFCs (chlorofluorocarbons)
d)
ozone
17.

Everyone should try to reduce their ...

a)

carbon footprint

b)

solar footprint

c)

pylon footprint

d)

global footprint

18.

Global warming is caused by a phenomenon known as the greenhouse effect.

a)
b)
19.

Global warming is the term used to describe the RISING of the average temperature on Earth.

a)

True

b)

False

20.

Global warming has negative effects on plants, animals and human beings.

a)

True

b)

False

21.

Global Warming is MAINLY caused by...

a)

...the Sun

b)

...the Greenhouse Effect.

22.

The Greenhouse Effect happens when the HEAT cannot escape the Earth.

a)

True

b)

False

23.

Oil and gas produce huge clouds of Carbon Dioxide into the atmosphere.

a)

True

b)

False

24.

The Greenhouse Effect happens because people cause pollution, and, therefore, Carbon Dioxide.

a)

True

b)

False

25.

Recycling, saving energy and using bicycles instead of cars can help reduce Global Warming.

a)

True

b)

False