ceolan inclined plane.
Find the similarities and differences between a pulley and a wheel and axle.
d. Ascrew holds the wood more firmly than anall. Explain
2. Identify the type of lever for the following machines.
a. Scissors
b. Eggbeater
second Clays leair
second clays ever
Wird clays
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c. Wheel barrow
d. Tweezers
e. See-saw
3. Fill in the blanks:
is a wheel over which a rope passes.
combines with an axle it becomes as
A.
Answers
Answer:
1. Pulley : A pulley is a simple machine made with a rope or chain wrapped around a wheel. It changes Direction of force and thus makes it easier to lift things to some height. Some Situations where pulley are used are drawing water from a well, raising a flag on a flagpole, workers loading goods, etc.
Wheel And Axle: A wheel and axle arrangement is a modified lever of the first class. It is also a simple machine is which a large wheel rotates around a centre or axle. An Axle is usually a smaller wheel attached at the centre of a larger wheel. The wheel and axle must move together to form a simple machine. Effort applied to the wheel helps in turning the axle and vice-versa.
2. a) First Class Lever
b) Wheel And Axle
3. Fixed Pulley is a wheel over which a rope passes. Combines with an axle it becomes as effort.
Think so its correct but long.