Simple Machines

What does a simple machine do?

• Make work easier
• Make work harder
• Make force easier
• Make power easier

Which is an example of a screw?

• Spiral Staircase
• Multi-Floor Staircase
• Screw Driver
• Elevator

What is an example of a wedge

• An Axe Handle
• A door stop
• A ramp
• A stair

What is an example of a pulley system

• Rope ladder
• Bike
• Flag pole 
• Hook

Which is a 1rst class lever?

• left
• middle 
• right
• none

Which is a 2nd class lever?

• left
• middle 
• right
• none

Which is a 3rd class lever?

• left
• middle 
• right
• none

Which is a 4th class lever?

• left
• middle 
• right
• none

An inclined plane allows you to _______

• move objects faster
• move objects with less force over a longer distance
• move objects with more force over a shorter distance
• HAVE LOTS OF FUN PLAYING WITH GRAVITY ON WATERSLIDES AND STUFF!!!!!!!!!!!

What is an example of a lever

• Analog stick (on a controller)
• A light on a christmas tree
• A screw
• A trombone slide