LEVERS
SCREW & WEDGE
WHEEL AND AXLE
PULLY
SIMPLE MACHINES
100
What class lever is the effort in the middle?
class 3 lever
100
What is a Screw used for?
To join things together
100
Which of the these is a wheel and axle? A. Can opener C. Seesaw B. Tweezers D. Televison
A. Can opener
100
Which two everyday thing is an example of a pulley? A. Roller chair B. Crane C. A water well D. Door
B. A Crane C. A water well
100
Which of theses is a class three lever? A. Broom B. Scissors C. A Seesaw D. Bottle opener
A. Broom
200
what class lever is a Wheel barrow in?
1st class lever
200
What does a Wedge look like?
Incline plane
200
Which is not a wheel and axle? A. A wheel B. Pulley C. Wheel barrow D. Television
D. Television
200
True or False: Does a a pulley use a wheel and axle in its system?
True
200
which of these is a pulley? A. Fan B.Televison C.Ladder D.bottle cap
C. Ladder
300
A Wheel barrow is in what class lever?
2nd Class Lever
300
What is a Wedge used for?
its used to separate objects
300
which of these is a wheel and axle ? A. Wheel Barrow B. Pulley C. can opener D. All of the above
D. All of the above
300
what is a pulley use for?
to raise up heavy weights
300
which of these is an example of a wheel and axle? A. Elevator C. tv C. Fan D.board
A. Elevator
400
Which class lever are tweezers in
Class 3 lever
400
Which of these is a Wedge? A. Balance scale B. DVD player C. Door Stopper D. Wheel Barrow
C. Door Stopper
400
what is a wheel axle used for?
raising weights/ heavy things
400
What is a pulley?
A wheel that uses a cord that is used to raise heavy weights
400
which of these is not a screw? A. Drill B. Tack C. Corkscrew D. Bottle cap
B. Tack
500
Which class lever is the fulcrum in the middle
1st class lever
500
What is a Screw?
A screw is Short , slender, sharp-pointed metal pin that joins things together
500
what is a wheel and axle?
a simple machine used for lifting
500
Which is not a pulley? A.Crane B. Elevator C. Water Well D.Fan
D. Fan
500
which of these is not a wedge? A. Door stopper B. An Axe C. Knitting needles D. Escalator
D.escalator
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