Mechanical Advantage Quiz

How many categories do levers fall into according to the text?

• 2

• 3

• 4

• 5

Which of the following is NOT a class of levers mentioned in the text?

• Class 1

• Class 2

• Class 3

• Class 4

In a first-class lever, where is the effort applied?

• On both sides of the fulcrum

• On one side of the fulcrum

• Directly on the fulcrum

• There is no effort applied

Which of the following is NOT a first-class lever?

• Scissors

• Crowbar

• Seesaw

• Nutcracker

What type of lever is a pair of scissors?

• First-class lever

• Second-class lever

• Third-class lever

• Fourth-class lever

In a Class 2 lever, where is the resistance located?

• At the fulcrum

• In the middle

• At the end

• On the side

Which of the following is NOT an example of a Class 2 lever?

• Nutcracker

• Bottle opener

• Hammer

• Wheelbarrow

What type of lever is a bottle opener classified as?

• Class 1

• Class 2

• Class 3

• Class 4

What is the primary function of a Class 2 lever?

• To increase speed

• To change direction

• To increase force

• To balance weight

What happens to the effort needed when using a Class 2 lever?

• It increases

• It decreases

• It remains the same

• It doubles