Simple Machines

What are simple machines? 
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Slide 1: Slide
Science2nd Grade

This lesson contains 16 slides, with interactive quizzes, text slides and 1 video.

Items in this lesson

What are simple machines? 

Slide 1 - Slide

Look around. Snap a picture of what you think a simple machine looks like.

Slide 2 - Open question

Simple machines
Devices that make work easier by magnifying or changing the direction of a force

Slide 3 - Slide

Slide 4 - Video

Which simple machine allows loads to slide up to a higher level instead of being lifted?
A
Lever
B
Wheel and Axle
C
Pulley
D
Inclined Plane

Slide 5 - Quiz

Which simple machine is a wheel with a rope wrapped around it? It moves loads or changes direction of the force.
A
Lever
B
Wheel and Axle
C
Pulley
D
Inclined Plane

Slide 6 - Quiz

Which simple machine is a bar that sits on a fulcrum?
A
Lever
B
Wheel and Axle
C
Pulley
D
Inclined Plane

Slide 7 - Quiz

Which simple machine is a wheel with a rod in the middle?
A
Lever
B
Wheel and Axle
C
Pulley
D
Inclined Plane

Slide 8 - Quiz

Which simple machine is two inclined planes back to back? It is used to push two objects apart or split an object into two.
A
Lever
B
Wedge
C
Screw
D
Inclined Plane

Slide 9 - Quiz

Which simple machine is an inclined plane wrapped around a pole? It holds things together or lifts things.
A
Lever
B
Wedge
C
Screw
D
Inclined Plane

Slide 10 - Quiz

Match the image with the type of simple machine.
Wheel and axle
Inclined plane
Pulley

Slide 11 - Drag question

Match the image with the type of simple machine.
Screw
Lever
Wedge

Slide 12 - Drag question

Which simple machine would you use to unload this moving truck?
A
Wedge
B
Lever
C
Inclined plane
D
Screw

Slide 13 - Quiz

Which simple machine would you use to get the truck out?
A
Pulley
B
Inclined plane
C
Wedge
D
Screw

Slide 14 - Quiz

Which simple machine would you use to remove a splinter?
A
Wedge
B
Lever
C
Inclined plane
D
Screw

Slide 15 - Quiz

How often do you use simple machines every day?
Not at all
A few times
Often
All day long

Slide 16 - Poll