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WorksheetsKey terms - simple machines
Total questions: 11
Worksheet time: 6mins
What is force?
The force you apply to a machine
Push or pull
Energy transferred by a force on an object
What does a simple machine mean?
The combination of simple machines
They have few or no moving parts and they work by changing the direction of a force or the amount of force needed to do something.
strength or energy made from a physical action
Mechanical advantage means
The force you put on a machine
The amount of help you get from using a machine to do something instead of just doing it with your strength
The force that the machine uses to do work
How many types of simple machines are there?
7
9
6
5
The purpose of machines is to make our lives easier
True
False
What is input force?
The applied force you put on the machine
The force that the machine uses to do the work
Push or pull
What is a complex machine?
The ability of an object to make a change
When 2 or more simple machines are working together
it's the same as simple machines
What is energy?
The ability of an object to make a change
push or pull
using force to make a machine do something
Output force means
The force the machine uses to move the object
The force you use on the machine
The energy we get from the sun
Where is the input force in this image?
The guy pulling the rope down
The rope and wheel pulling the weight up
Where is the output force?
The ax being hit on the wedge
The wedge splitting the wood into 2 pieces
