Motion and Speed
Changes in Motion
Forces
Work
Simple Machines
100
The Location of an Object
What is Position
100
The force that occurs when one object rubs against another object.
What is friction
100
All pushes and pulls
What is force
100
This is done when a force changes the morion of an object
What is work
100
A straight bar that moves on a fixed point
What is a lever
200
The length between two places
What is distance
200
These cause a change in motion
What is unbalanced forces
200
A pulling force between two objects
What is Gravity
200
The ability to do work.
What is energy.
200
A wheel that turns on a post
What is a wheel and axle
300
A change in position
What is motion
300
There is no motion when this occurs.
What is equal forces
300
How much pull gravity has on an object
What is weight
300
This makes work easier
What is a machine.
300
This uses a wheel and a rope to lift a load
What is a pulley
400
How fast an object moves over a certain distance.
What is speed
400
Scientists measure weight in this
What are Newtons.
400
2 or more simple machines
What is a compound machine.
400
A flat surface that is higher on one end
What is inclined plane.
500
The English measurement for weight
What are pounds
500
An example of work is a person pushing a wall. True or false
What is false.
500
2 inclined planes back to back and an inclined plane wrapped on a spiral
What are wedge and screw.
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