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| 4 ways to describe an objects motion |
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Definition
Speed
Distance
Time
Direction
Think about how to describe a car going by. |
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A machine made of more than one pulley.
Pullies we used to raise the truck up the ramp. Uncle Randall's Truck. |
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A machine made of two or more simple machines.
Examples: Rod and Reel
Egg Beaters. |
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Definition
The force applied TO a Machine.
This is also the force that you are applying. |
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| The amount of force applied TO a machine. |
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Definition
| The force you are applying. |
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| The Force that opposes motion when two surfaces rub together |
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| The point at which the lever pivots(moves) |
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A machine made of a sloped surface used to raise an object.
Example: Wheelchair ramp |
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| A DEVICE that makes work easier by changing the side or direction of a force. |
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| A measurement of the amount of matter in an object. |
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Definition
| The act of changing position from one place to another. |
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Definition
| An object at rest will stay at rest and an object in moving in a straight line at a certain speed will continue unless an outside force acts upon it. |
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Describes what happens when two or more forces act on an object.
Example: Tug of War
Example: Throwing a ball, kicking a ball.
The harder you kick the farther the ball will go. |
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Definition
For every action there is an equal and opposite reaction.
Think about two balls coming together and hitting one another. They will fly apart. |
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Definition
| A simple machine made of a rope wrapped around a wheel |
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Definition
| The force applied BY a machine. |
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Definition
| The force of the object you are trying to move (the load) |
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Definition
| A Machine made of a simple plane wrapped around a post. |
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Term
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Definition
Pulley
Lever
Screw
Wedge
Wheel and Axle
Inclined Plane |
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Term
| Two Reasons why people used simple Machines |
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Definition
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A machine that consists of at least one slanted surface that is used to push objects apart.
Example: Knife, Axe,Chisel, and Thumbtack. |
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Definition
| The Force of Gravity on an Object |
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Term
| What happened during the INDUSTRIAL REVOLUTION |
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Definition
Many new machines were invented for doing work faster and better.
Inventors combined simple machines to make many compound machines. |
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Term
| What is the time period in the 18th and 19th Centuries (1700's -1800's called? |
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Definition
| A machine made with a wheel with a Rod called an Axle through its center. |
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| The transfer of energy by a force that moves an object. |
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