Group 1 Serious Science Quiz!!

Are you ready to do this quiz?

• Totally!

• Yes

• Kind of

• No

What is the liquid temperature of nitrogen?

• -185

• -190

• -195

• -201.56

If you poured liquid nitrogen on your hand if it was at an angle what would happen?

• Your hand would freeze.

• It would get absorbed into your skin.

• It would evaporate before touching your skin.

• It would detonate on contact!

What would happen to a balloon when it was dipped into liquid nitrogen?

• It shrinks.

• It swells up.

• It pops.

• Nothing happens.

Did the colour of the balloon change when it was dipped into liquid nitrogen?

• The colour of the balloon changed drastically

• The colour of the balloon did not change

• I don't know

What happens to a balloon if you heat it up?

• It shrinks.

• It expands.

• It pops.

What percentage of oxygen is there in the air? (On earth)

How hard are these questions so far?

• Impossible

• Fairly hard

• Medium

• Easy

Why does hot air expand?

• Because the particles speed up.

• The particles get bigger.

• The particles push apart from each other.

• The space between the particles gets smaller.

If something is hot, what colour is it under an infrared camera?

• Red

• Orange

• Yellow

• Purple

• Green