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WorksheetsSIMPLE MACHINES #2
Total questions: 10
Worksheet time: 7mins
A boy uses this simple machine to lift a load. How does this machine help the boy to do work?
by changing the direction
by reducing total work
by decreasing distance
by reducing effort force
An ax head is a simple machine called a wedge. How can you make the cutting edge more efficient?
make it longer
make it shorter
make sharper
make it more rounded
How can you make an inclined plane more efficient?
cover it with a rough material
make it face the opposite direction
increase the height
increase the length
Which ramp will require the least amount of force?
A
B
C
D
_____________ are a sloping surface.
pulleys
inclined planes
levers
wheel and axles
_____________are made up of a grooved wheel with rope/chain running along the groove.
ramp
inclined plane
pulley
lever
wheelbarrows, fishing rods and baseball bats are all examples of ________________
inclined planes
wedges
levers
compound machines
