WorksheetsScience - Air
Total questions: 40
Worksheet time: 20mins
Any subject that occupies space and has mass is called (a)
Moving air is called _____
wind
breeze
________ are the substances in which particles are tightly packed.
Liquid
solid
Gases
The wind can move the _______________
Strong wind can cause _______.
(you can choose more than one picture)
We need _____________ to burn things.
light
air
Breathing in polluted air can make us __________.
healthy
sick
__________ pollution occurs when dust and smoke get into the air.
Water
Air
Air is used for the following except _________________.
for breathing
to move things
to pollute the world
to burn things
Pollution can be reduced by the following except _____________.
taking public transport
planting more trees
building more factories
walking or cycling
We need to breathe in ___________ to stay alive.
air
water
These things can make air dirty, except _____________.
forest fires
factories
plants
Air is around us
true
false
Can you see air?
yes
no
Air consist of gases such as oxygen and ____________
carbon dioxide
sand
food
Living things need air to _________________.
make food
breathe
get energy
Living things BREATHE OUT _____________.
carbon dioxide
oxygen
Wich of the following gases are present most in the atmosphere?
Nitrogen
Oxygen
What are the properties of air?
Air does not occupy space
Air occupies space
Air exerts pressure
Air has light
Air has mass
tick the correct objects which has air in it
top
airballs
steel
balloon
cylinder
the amount of nitrogen is about
0.07%
21%
78%
0.03%
plants need nitrogen for their growth
true
false
the amount of oxygen is
0.07%
21%
78%
0.03%
the amount of carbon dioxide is
21%
0.07%
0.03%
78%
The amount of argon and other gases are
0.07%
0.03%
78%
21%
Air is a
compound
mixture
complex
the major cause of air pollution is
smoke
waste
water vapour
Pollution _________________________.
is harmful materials put into the environment
found in air, water, and land
effects plants, animals, and people
All of the above
Which of the following pictures are the causes of air pollution?
Which of the following can reduce vehicle air pollution?
Walk or cycle
Use of electric cars
Using one single car for one person
It is anything that makes the earth unhealthy...
love
water
pollution
Which of the following is NOT a cause of air pollution?
Smoke from factories
Exhaust from cars and trucks
Forest fires
Difficulty breathing
What cause air pollution ?
Factories produce too much waste water and oil.
Factories produce too much smoke.
Air pollution increases by
Burning of wood causes air pollution.
true
false
Smoke released from factories does not cause air pollution.
true
false
Smoke released from vehicles results in air pollution.
true
false
We get sick, when air gets polluted.
true
false
Bursting of firecrackers can pollute the air.
true
false
