Clouds on Trial

Question 1 · multiple choice

A fluffy cumulus cloud is made mostly of…

Tiny droplets or ice crystals White smoke particles only Invisible oxygen alone Cotton-like plant fibres

Question 2 · multiple choice

Which instrument records wind direction?

Wind vane Thermometer Barometer Rain gauge

Question 3 · multiple choice

A rain gauge sits under a tree. Its reading may be misleading because…

Rain has no volume there Leaves intercept rain The scale changes daily Trees remove air pressure

Question 4 · multiple choice

Why can air rising over mountains form clouds?

It always becomes saltier It cools as it expands It loses all water instantly It heats by touching space

Question 5 · true false

True or false: A weather forecast for one rainy day proves the climate is changing.

True False

Question 6 · multiple choice

Which clue best supports fog rather than high cloud?

Hot paving stones A red sunset Cloud droplets near ground level A strong ocean current

Question 7 · multiple choice

A barometer measures changes in…

Cloud mass directly Wind colour Rain acidity Air pressure

Question 8 · multiple choice

Hail grows mainly inside storms with strong…

Ground cracks Sand deposits Ocean tides Updrafts

Question 9 · multiple choice

Why can a mountain's leeward side be drier?

Gravity stops on that side Mountains absorb all oxygen Descending air warms after moisture loss The Sun never reaches it

Question 10 · multiple choice

Relative humidity can rise overnight without adding moisture because air…

Cools toward saturation Loses its pressure entirely Becomes heavier than rock Creates extra nitrogen