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Magnets And Simple Machines
Test Description: Lesson 13-14
Instructions: Answer all questions to get your test result.
1) What do you call any object that attracts and repels certain metals?
A
Wedge
B
Screw
C
Compass
D
Magnet
2) What do you call the force around an object produced by a magnet?
A
Pulley
B
Magnet
C
Magnetic field
D
Machine
3) What are the 2 opposite ends of a magnet called?
A
Front and back
B
Top and bottom
C
North and south poles
D
Repel and attract
4) What is a device people use to find their way when traveling?
A
Belt
B
Lever
C
Compass
D
Gear
5) What is any device that changes the amount of force you have to use to get something done called?
A
Compass
B
Magnet
C
machine
D
Magnetic field
6) What is it called when there is a combination of different simple machines working together?
A
Drive belt
B
Simple machine
C
Pulley system
D
Compound machine
7) A flat surface whose ends are at different heights is known as an
A
Lever
B
Inclined plane
C
Screw
D
Gear
8) Which of these is an example of an inclined plane?
A
A car steering wheel
B
See saw
C
Conveyor belt
D
Wheelchair ramp
9) An inclined plane wrapped around a cylinder or cone is called a
A
Screw
B
Gear
C
Wedge
D
Belt
10) This simple machine is used to push things apart.
A
Pulley
B
Axel
C
Lever
D
Wedge
11) This simple machine is a bar that goes up and down over a point.
A
Axel
B
Wedge
C
Lever
D
Screw
12) An example of a lever is
A
Bicycle wheel
B
Screw
C
Wheelchair ramp
D
See saw
13) This simple machine lets you pull down a rope, chain or wire to lift something.
A
Drive belt
B
Gear
C
Conveyor belt
D
Pulley
14) A rigid bar that’s inserted through a hole in a wheel is called an
A
Pulley
B
Gear
C
Axle
D
Belt
15) This circular band made of rubber is known as a
A
Lever
B
Wedge
C
Screw
D
Belt
16) _______________ is a belt used to turn more than one wheel
A
Gear
B
Axel
C
Lever
D
Drive belt
17) Where might you find a drive belt?
A
Pulling up a bucket in your treehouse
B
Around your waist
C
In a car
D
On a pickle jar
18) A ____________ is a machine consisting of one or more pulleys and a wide flat belt.
A
Compass
B
Machine
C
Axle
D
Conveyor belt
19) This is a wheel that has teeth along its edge.
A
Pulley
B
Belt
C
Gear
D
Axel
20) Where might you find a gear?
A
On a wheelchair ramp
B
On a see saw
C
In the oven
D
On your bike
*select an answer for all questions
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