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SCIENCE: More About Simple Machines (Wheel and Axle (Trailer (Help to move…
SCIENCE: More About Simple Machines
Wheel and Axle
Door nobs
Help us to turn the door nobs
Trailer
Help to move the trailer easier
Don't need to use much force
Steering wheel
Help the wheel to move easier
Scooter
Use to move the scooter easier
Screw
Computers
Use to match the computer parts together
Use to screw on a lid
Use as a part of a screwdriver
Pulleys
Elevators
Use to pull elevators up and down
Trains
Use to move trains without human's control
Inclined plane
Dusted pan
Help to clean the dust easier
Use to carry things on a truck
Help to carry things easier
Help us to use less force
Some things that use many simple machines
Shovel
Wedge
Lever
Wheel-barrow
Wheel and axle
Lever
Use to open the can
Wedge
Lever