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10Click to start!
10Click to start!
10Click to start!
10We need air to breathe.
Air is made of only oxygen gas.
Air has no color, smell, or taste.
Air has weight.
Air does not occupy space.
Air has a definite shape.
Air occupies space.
Air is colourless, tasteless, and odourless.
The weight of air can be observed by inflating a balloon and balancing it.
Cardboard falls when a glass full of water is inverted because air has no pressure.
Percentage: 0%
Which gas do we take in while breathing?
Which gas do we throw out while breathing?
Air is a mixture of:
What happened when the balloon was burst in Activity 6.14?
Why does the postcard not fall when the glass is turned upside down?
Air has:
When a glass is pushed vertically into water, why does water not enter?
When a glass full of water is covered with cardboard and inverted, the card does not fall because:
Air takes the shape of:
Inflating a balloon with an air pump shows that air:
Air is a mixture of different ______.
We breathe in ______ gas.
Air has no color, ______, or taste.
Air occupies ______.
Air gives ______.
Air has no ______ and ______.
Air has ______ which can be observed using balloons.
Air occupies ______.
Air takes the ______ of the object it is kept in.
Air gives ______ which can hold a card under an inverted glass of water.