6 - Unit 4, Section 5 - Day 1

Simple Machines

Unit 4, Section 5 - Day 1

Multiple Select

What two things must occur for work to be done?

• A force must be applied to an object.

• The object must move in the direction the force was applied.

• The object must move in a different direction than the applied force.

• The object must move a long distance.

Machine - a device that makes work easier

Machines make work easier by:

• Increasing the amount of force that is applied

• Increasing the distance

• Changing the direction of the distance

Machines

• Simple Machine - a machine that uses only one movement

• Compound Machine - a machine made of two or more simple machines

Simple Machines and COmpound Machines

• Inclined Plane

• Wedge

• Screw

• Lever

• Wheel and Axle

• Pulley

The Six
Simple Machines

• I will break you into five groups

• Each group will be assigned one simple machine

• You will answer the following questions:

  • What is the machine's one motion?

  • How does it make work easier?

Today's Classwork