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Force energy and simple machines

Total questions: 17

Worksheet time: 23mins

Name
Class
Date
1.
Which type of simple machine would help you raise a flag on a flagpole?
a)
Wedge
b)
Pulley
c)
Inclined Plane
d)
Lever
2.
Which type of simple machine is a knife?
a)
Wedge 
b)
Pulley
c)
Inclined Plane
d)
Lever
3.
Which type of simple machine is a playground slide? 
a)
Wedge
b)
Pulley
c)
Inclined plane
d)
Lever
4.
Which type of simple machine is a steering wheel of a car?
a)
Pulley
b)
Wedge
c)
Wheel and axle
d)
Screw
5.
Which type of simple machine is a nail?
a)
Pulley
b)
Lever
c)
Wedge
d)
Inclined plane
6.
Which type of simple machine is a bottle cap?
a)
Pulley
b)
Wedge
c)
Screw
d)
Inclined plane
7.
Which choice is an example of a pulley?
a)
Axe
b)
Seesaw
c)
Crane 
d)
Tunnel
8.
Which choice is an example of an inclined plane?
a)
A ramp
b)
Seesaw
c)
Bottle Cap
d)
Ferris Wheel 
9.
A lever is designed to:
a)
reduce the amount of force required to do work
b)
increase the amount of effort required
c)
increase the amount of energy needed to work
10.

What class lever does this picture show?

a)

1st

b)

2nd

c)

3rd

11.
a)
1st Class
b)
2nd Class
c)
3rd Class
d)
It is not a lever
12.

The nutcracker is the example of .......................

a)

First Class of lever

b)

Second Class of lever

c)

Third Class of lever

d)

Fourth Class of lever

13.

A pulley is an example of a:

a)

Simple Machine

b)

Book

c)

Science Tool

d)

Test Taking Strategy

14.

Identify the type of pulley

a)

fixed

b)

moveable

c)

block and tackle or pulley system

15.
When does an object have no kinetic energy?
a)
when it is at rest
b)
when it is moving very slowly
c)
when the only force that is acting on it is gravity
d)
when it has no electrical charge
16.

What is potential energy?

a)

The energy an object has due to its atomic structure.

b)

The energy an object has due to its chemical composition.

c)

The energy an object has due to its motion.

d)

The energy an object has due to its position or condition.

17.

What is kinetic energy?

a)

The energy an object has due to its position or condition

b)

The energy an object has due to its motion

c)

The energy an object has due to its chemical composition

d)

The energy an object has due to its atomic structure