levers

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

Which type of lever would be in this image?

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

This baseball pitcher is demonstrating which type of lever at the shoulder?

• 1st class
• 2nd class
• 3rd class
• 4th class

A wheelbarrow is an example of a:

• 1st class lever
• 2nd class lever
• 3rd class lever

• 1st Class
• 2nd Class
• 3rd Class
• It is not a lever

A see saw is an example of a:

• 1st class lever
• 2nd class lever
• 3rd class lever

........is a rigid bar that rotates around fulcrum ,and its affected by an effort force and resistance force .

• lever

• solution

• mixture

• friction force

Any lever consists of.....

• a resistance force (R)

• an effort force (F)

• a fulcrum (O)

• (a),(b) and (c)

all the following are from the importance of levers except........

• increasing speed

• increasing size

• increasing force

• accuracy in performance