Driving element, motion converting / transmitting element, driven element
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15
What is a transmission ratio?
The ratio between the size of the wheels or gears and their speed of rotation
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seesaw
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rocket
Go to first place!
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rocket
Go to first place!
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banana
Go to last place!
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15
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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15
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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heart
Other team wins 5 points!
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seesaw
Swap points!
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shark
Other team loses 25 points!
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thief
Give points!
5
10
15
20
25
20
What are transmission belts are usually made of?
rubber
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15
What is a screw and nut mechanism?
A mechanism in which the rotary motion of the nut is converted to forward linear motion in tghe screw
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15
What is a driver element?
the component that feeds energy to a machine
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20
Give an example of an everyday object where a chain and sprocket system is used?
bicycle
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15
What is rotary motion?
object moves in circles
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15
How do you call a mechanism that converts the movement from the driver element into a movement that the driven element can use?
Motion conversion mechanism
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20
In which everyday objects is the rack and pinion mechanism used?
corkscrew
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trap
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shark
Other team loses 10 points!
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gift
Win 5 points!
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lifesaver
Give 25 points!
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15
What is a driven element?
the component that receives the force produced in the machine
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20
Where are the worm gears typically used? Name an object
