Technology 2ESO: Machines | Baamboozle - Baamboozle

What is a worm gear?

This rotary transmission mechanism consists of a worm that is fitted to the driver shaft and toothed wheel (worm wheel) that is fitted to to the driven shaft

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Can you formulate the law of lever?

E x Ae = R x Ar

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Give an example of an everyday object where a chain and sprocket system is used?

bicycle

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How do you call a mechanism that gets energy from the driver element and transfer it to a driven element?

motion transmission mechanism

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If you have a transmission system with friction wheel and you want the two wheels to rotate in the same direction, what do you need to do?

To insert a third wheel (idler or idle wheel) between them

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banana

Go to last place!

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magnet

Take 25 points!

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shark

Other team loses 15 points!

Okay!

thief

Give points!

What are transmission belts are usually made of?

rubber

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How do you call a rigid bar that can pivot on a point of support and lift weight by applying force?

Lever

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baam

Lose 10 points!

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rocket

Go to first place!

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gift

Win 5 points!

Okay!

baam

Lose 25 points!

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What are chain and sprocket systems?

The systems that consist of two toothed wheels (sprockets) separated by a distance and connected by a chain that meshes with the teeth of the two wheels

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How do you call a set of elements or parts that work together and use energy to perform a task and obtain a result

machine

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How do you call a mechanism consisting of two toothed wheels?

gears

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banana

Go to last place!

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fairy

Take points!

gift

Win 20 points!

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baam

Lose 20 points!

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What is linear motion?

the object moves in a straight line

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What is a rick and pinion mechanism?

It consists of a toothed wheel (pinion) that meshes with a toothed bar (rack). The rotary motion of the pinion is converted to linear motion of the rack

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What is reciprocating motion?

The object moves forwards and backwards in a straight line.

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