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The science of fluff – a quick quiz

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This quiz explores science’s softer side. Will your score leave you feeling warm and fuzzy?

#1. What gas forms when you bake a cake, and helps make it rise to be light and fluffy?

Carbon dioxide is formed when baking soda (sodium bicarbonate) breaks down. It’s also produced by yeast in cinnamon rolls and other breads.

#2. What’s the scientific name for a low, fluffy, white cloud?

Cumulus clouds are white and fluffy, and usually a sign of good weather.

#3. Which of the following fibres doesn’t come from an animal?

Cotton comes from the seed pod of a cotton plant.

#4. Flatus (FLAY-tuss) is the scientific name for what fluffy phenomenon?

Flatus is the scientific name for farts! Fart gas is a mixture of gases coming from digestion, fermentation and swallowed air.

#5. The Large Magellanic Cloud is a big, faint blur in the night sky, but what kind of thing is it?

The Large Magellanic Cloud is a nearby galaxy. Scientists think it might contain 30 billion stars!

Was I right?

Results

Well done! You’re a real science whizz!

Oh no! Better brush up before the next quiz!

Black lightning bolt in purple circle

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