WorksheetsLevers and mechanical advantage
Total questions: 10
Worksheet time: 3hrs 30mins
What part of the human body acts as the fulcrum in all lever systems?
(a)
How many classifications of levers are there?
3
2
5
4
In which position will the fulcrum be in relation to the effort and load in a first class lever system?
On the left
In the middle
On the right
What type of lever, useful for overcoming large loads, can be found at the ankle when a basketball player jumps for a rebound?
First class lever
Second class lever
Third class lever
What is the acronym which helps to remember which part of the lever is in the middle?
(a)
What is mechanical advantage?
Effort divided by Load
Load divided by Effort
Fulcrum X Effort
Load X Fulcrum
What term defines the use of a lever to overcome a large load with relatively little effort?
Mechanical disadvantage
Mechanical advantage
Resistance arm
Which class lever is this?
First
Second
Third
Name the sporting example for a first class lever.
Heading a ball in football
Hitting a smash in badminton
Bicep curl when lifting weights
Cartwheel
Which lever will always have a mechanical disadvantage?
First
Second
Third
