Simple Machines
This simple machine is a flat, slanted surface used to help lift objects
Inclined Plane
The ramps going up to the trailers are an example of this type of simple machine
Inclined Plane
A shovel is a compound machine made of a lever and this simple machine at the blade
Wedge
The two types of Mechanical Advantage
Ideal and Actual
Ms. Keel's favorite color
Blue
This simple machine has a grooved wheel and a rope that helps lift heavy objects
Pulley
An axe chopping wood is an example of this type of simple machine
Wedge
A pair of scissors is made of these two simple machines
Lever AND Wedge
The formula for Mechanical Advantage
Output force / Input force
No matter how many times Ms. Keel refills this at the Student Zone, this object mysteriously disappears
Pencils
This simple machine consists of two wheels and a central rod connecting them
Wheel & Axle
A lightbulb is an example of this type of simple machine
Screw
The pointed end of a hammer can be used as these two simple machines
Wedge AND Lever
If you put 30N of force into a machine and get 120N out of it, what is the Mechanical Advantage?
4
This is Ms. Keel's married last name.
Brady
This simple machine consists of a board and a fulcrum
Lever
Raising a flag uses this type of simple machine
Pulley
In most compound machines, simple machines work together by increasing this
Output force
Work is done only when an object does this
Moves
This is where Ms. Keel went to college to get her degree in Middle Grades Education. It's the best school on the East Coast and in the whole world!
University of North Carolina Wilmington
These two simple machines are both versions of another type of simple machine
Screw AND Wedge
A balanced scale is an example of this type of simple machine
Lever
A bike is a complex compound machine; these 4 simple machines are found on a bicycle
Wheel & Axle (wheel) AND Pulley (chain and gears) AND Lever (brakes) AND Screw (bolts)
Machines are never 100% efficient because of this
Friction
This is Ms. Keel's favorite sport
Hockey!