Force Energy and Simple machines

Front

Which of these would have the strongest gravitational pull?

Rabbit

,

Elephant

,

Duck

,

Paper

Back

Elephant

Front

A ______ is a grooved wheel with a rope running along the groove.

Back

Pulley

Front

A sloping force, like a ramp, that reduces the amount of force required to lift an object.

Back

Inclined plane

Front

Fishing rod is an example of _____________

Back

Lever, Wheel and axle, pulley

Front

A simple machine that is made up of an inclined plane wrapped around a cylinder. It is often used to hold things together.

Back

Screw

Front

Scissors are an example of a compound machine. What simple machines are used to make up this compound machine?

Back

2 lever 2 inclined planes

Front

Staircase is an example of _______

Back

Inclined plane

Front

Pedals, handle bars and handbrakes on a bicycle

Back

Levers

Front

Above figure is an example of:

1st class lever

,

2nd class lever

,

3rd class lever

,

none

Back

2nd class lever

Front

What type of simple machine is this? Options: Wheel and axle, lever, Pulley, Inclined plane

Back

Wheel and axle