KS1 Forces | Inflation of Balloons and Bubbles

Science Quiz - Forces - Inflation of Balloons (Questions)

This quiz addresses the requirements of the National Curriculum KS1 Science for children aged 5 and 6 in years 1 and 2. Specifically this quiz is aimed at the section dealing with forces and inflation of, for example, balloons or bubbles.

Learning about forces in science you have found out about stretchy materials. These can be used to make balloons. Balloons work by being filled with air or inflated. Other things work by being inflated. Tyres and bouncy-castles are blown up with air. Have you ever blown bubbles? Bubbles are full of air, too. This quiz is about forces at play in balloons, bubbles and other inflated things.

What is making the balloon get bigger?

[ ]	Rubber
[ ]	Water
[ ]	Plastic
[ ]	Air

What is inside these balloons?

[ ]	Hot air
[ ]	Cold air
[ ]	Water
[ ]	Nothing

This is a hot-air balloon. The burner has been turned on. It is making the air inside the balloon hotter. What will the balloon do?

[ ]	Go up
[ ]	Go down
[ ]	Get smaller
[ ]	Freeze

Annie is blowing soap bubbles. What is inside the bubbles?

[ ]	Air
[ ]	Plastic
[ ]	Rubber
[ ]	Nothing

These soap bubbles will touch the cactus. The cactus has long, sharp needles. What will happen to the bubbles?

[ ]	They will get bigger
[ ]	They will get smaller
[ ]	They will burst
[ ]	They will zoom away

What will happen to the balloon when the needle touches it?

[ ]	It will burst
[ ]	It will change colour
[ ]	It will move to the right
[ ]	It will get bigger

The bouncy castle is made of big plastic tubes. What is blown into the tubes to get the bouncy castle to be the right shape?

[ ]	Air
[ ]	Water
[ ]	Lemonade
[ ]	Oil

Connor is blowing up a bicycle tyre. What is he pumping into the tyre?

[ ]	Water
[ ]	Oil
[ ]	Rubber
[ ]	Air

Jacob is learning to swim. He has arm bands on. The arm bands are blown up. They are full of air. The arm bands help Jacob to _____ in the water.

[ ]	Run
[ ]	Walk
[ ]	Float
[ ]	Sink

10.

These children are enjoying being in a paddling pool. Before they can use the paddling pool, it has to be _____ __.

[ ]	Let down
[ ]	Squashed
[ ]	Rolled up
[ ]	Blown up

Science Quiz - Forces - Inflation of Balloons (Answers)

What is making the balloon get bigger?

[ ]	Rubber
[ ]	Water
[ ]	Plastic
[x]	Air

Are you good at blowing up balloons?

What is inside these balloons?

[x]	Hot air
[ ]	Cold air
[ ]	Water
[ ]	Nothing

Hot air rises. It pushes the balloon up

This is a hot-air balloon. The burner has been turned on. It is making the air inside the balloon hotter. What will the balloon do?

[x]	Go up
[ ]	Go down
[ ]	Get smaller
[ ]	Freeze

Have you ever seen a hot-air balloon in the sky?

Annie is blowing soap bubbles. What is inside the bubbles?

[x]	Air
[ ]	Plastic
[ ]	Rubber
[ ]	Nothing

What is the biggest bubble you have ever blown?

These soap bubbles will touch the cactus. The cactus has long, sharp needles. What will happen to the bubbles?

[ ]	They will get bigger
[ ]	They will get smaller
[x]	They will burst
[ ]	They will zoom away

Bubbles don’t last very long

What will happen to the balloon when the needle touches it?

[x]	It will burst
[ ]	It will change colour
[ ]	It will move to the right
[ ]	It will get bigger

What sound does a balloon make when it bursts?

The bouncy castle is made of big plastic tubes. What is blown into the tubes to get the bouncy castle to be the right shape?

[x]	Air
[ ]	Water
[ ]	Lemonade
[ ]	Oil

When the air is blown into the bouncy castle, the bouncy castle is inflated

Connor is blowing up a bicycle tyre. What is he pumping into the tyre?

[ ]	Water
[ ]	Oil
[ ]	Rubber
[x]	Air

Have you ever used a bicycle pump?

Jacob is learning to swim. He has arm bands on. The arm bands are blown up. They are full of air. The arm bands help Jacob to _____ in the water.

[ ]	Run
[ ]	Walk
[x]	Float
[ ]	Sink

Are you a good swimmer?

10.

These children are enjoying being in a paddling pool. Before they can use the paddling pool, it has to be _____ __.

[ ]	Let down
[ ]	Squashed
[ ]	Rolled up
[x]	Blown up

The paddling pool has to be blown up. It has to be inflated