Introduction - Simple Machine

What type of simple machine are these people using to move the wheel chair into the school bus?

• Lever

• Inclined plane

• Pulley

• Wedge

WHAT ARE THE 3 MAIN PARTS OF A LEVER?

• FOOT, EFFORT, REPORT
• FULCRUM, STRUCTURE, EFFORT
• FULCRUM, EFFORT, LOAD

3. Which type of lever is this?

• First Class Lever
• Second Class Lever
• Third Class Lever

6. What kind of lever is this?

• First Class Lever
• Second Class Lever
• Third Class Lever

Look at the following picture! The minimum force for F2 is...

• 2.500 N

• 2.000 N

• 1.500 N

• 500 N