A Question of Science 4 | Baamboozle - Baamboozle

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How do we know if an object will sink or float in water?

to float, an object has to be less dense than water.

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thief

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gold

Win 50 points!

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fairy

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lifesaver

Give 20 points!

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Can water surface tension support our weight?

No! It can only support a little bit of weight.

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What is a friction burn?

Burns caused by friction working at high speeds.

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True or False. Water has a skin that allows insects to stand on the water.

False! Water doesn't have skin. It has surface tension.

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Why does rubbing your hands together warm them up?

friction!

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trap

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magnet

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rocket

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banana

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How does a parachute work? Why do people wear them when they go parachuting?

When the parachute opens, the air resistance is greater than the gravity. This slows the person down and allows them to land safely.

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What is mass?

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Give me two examples of friction in action!

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baam

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rocket

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fairy

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banana

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lifesaver

Give 10 points!

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star

Double points!

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fairy

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thief

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Friction happens because most surfaces are completely smooth. True or false?

False! Most surfaces are not completely smooth. You just need a microscope to see it.

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What would happen if friction didn't exist.

We would all be slipping and sliding.

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What is a force?

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How does friction cause heat?

When surfaces get rubbed together, the molecules start moving faster. This movement causes the material to get hotter.

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