Lever Systems in Sport Quiz

Which of the following best describes a first class lever?

• The load is between the fulcrum and the effort

• The fulcrum is between the load and the effort

• The effort is between the fulcrum and the load

• The fulcrum and load are at the same point

Which of these is an example of a second class lever in sport?

• A footballer heading a ball

• A tennis player serving

• A person doing a push-up

• A cricketer bowling

In a third class lever, where is the effort applied?

• Between the fulcrum and the load

• At the fulcrum

• At the load

• Outside the lever system

Which of the following is a first class lever in the human body during sport?

• Standing on tiptoes

• Biceps curl

• Heading a football (neck extension)

• Kicking a football

What is the mechanical advantage (MA) of a lever system?

• The ratio of effort arm to load arm

• The sum of effort and load

• The difference between load and effort

• The product of load and effort

Which lever class always has a mechanical advantage greater than 1?

• First class

• Second class

• Third class

• All lever classes

During a biceps curl, which type of lever is being used?

• First class

• Second class

• Third class

• Fourth class

Which part of a lever system acts as the pivot point?

• Load

• Effort

• Fulcrum

• Resistance

Which of the following sports actions is an example of a first class lever?

• Standing on tiptoes in ballet

• Kicking a football

• Heading a football (using the neck)

• Bending the elbow to lift a dumbbell

Which lever system is most common in the human body?

• First class

• Second class

• Third class

• Fourth class