Share SS3: UNIT 7 FINAL REVIEW
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Where is air found in the Earth?
In the atmosphere
In the air
In the water
In space
All living things need _______ and _______ to live.
water, air
food, drink
a mum, a dad
water, food
What are the 3 states that water is found in?
Solid, liquid and gas
Most of the water on Earth is ...
saltwater
What type of water is icecaps?
Freshwater.
Saltwater.
What type of water is groundwater?
Freshwater.
Saltwater.
What type of water are seas?
Freshwater
Saltwater
Reservoirs are....
natural lakes
man-made lakes
Reservoirs are used for ...
releasing
storing
throwing garbage/rubbish
having baths
Can plants grow without air?
No, they can't.
Yes, they can.
Atmosphere is the layer of gases that surround the Earth.
True
False
What is the difference between lakes and reservoirs?
Lakes are natural forms of water and reservoirs are man-made.
We can see air. (True or False)
False
True
Which gas is about 78% of the Earth's atmosphere?
Oxygen
Water Vapour
Nitrogen
Carbon Dioxide
Which gas is about 21% of the Earth's atmosphere?
Carbon Dioxide
Oxygen
Water Vapour
Nitrogen
Air and water have the same characteristics. What are these characteristics??
They have no smell, no taste and no colour.
