Lever Systems

Question 1

In a first-class lever system, where is the effort force, load force, and fulcrum located?

Answer 1

In a first-class lever system, the effort force and load force are located on opposite sides of the fulcrum.

Question 2

Give an example of a first-class lever system.

Answer 2

A seesaw is an example of a first-class lever system.

Question 3

In a second-class lever system, where is the effort force, load force, and fulcrum located?

Answer 3

In a second-class lever system, the load force is between the effort force and the fulcrum.

Question 4

Give an example of a second-class lever system.

Answer 4

A wheelbarrow is an example of a second-class lever system.

Question 5

In a third-class lever system, where is the effort force, load force, and fulcrum located?

Answer 5

In a third-class lever system, the effort force is between the load force and the fulcrum.

Question 6

Give an example of a third-class lever system.

Answer 6

A fishing rod is an example of a third-class lever system.

Question 7

What advantage do first-class lever systems provide in terms of force?

Answer 7

First-class lever systems provide a mechanical advantage in terms of force.

Question 8

What advantage do second-class lever systems provide in terms of force?

Answer 8

Second-class lever systems provide a mechanical advantage in terms of force.