Flashcards in Turning Forces And Levers And Gears Deck (17)
What is another name for a turning effect of a force?
A force can make an object turn ______________ or ____________________
The turning effect of a force depends on the ___________ from the ________
What 3 things do levers need?
Describe a Class 1 lever
The load and the effort are on the opposite sides of the fulcrum
What is an alternative name for the fulcrum?
Describe a Class 2 lever
The load is between the effort and the fulcrum
Describe a Class 3 lever
The effort is between the load and the fulcrum
Give an example of a Class 1 lever
Give an example of a Class 2 lever
Give an example of a Class 3 lever
When a lever acts as a ________ _____________ it may seem that we're getting more __________ than we started with
The work done by the ___________ is the same as the work done by the __________
To move a heavy object a short distance, a ________ force moves the lever through a ___________ distance
When 2 or more gears are connected the gear ratio will determine how _______ each cog spins and the ___________ required
What is a gear ratio?
The relative number of teeth on each cog