A simple machine made up of two cylinders that turn on the same axis
What is a wheel and axle?
A force that moves objects nearer
What is a pull?
A change in an objects position as compared to objects around it
What is motion?
This simple machine is helpful for turning on lights
What is a light switch?
A simple machine made up of a stiff bar that moves freely on a fixed point
What is a lever?
A force that moves objects away?
What is a push?
A measure of the distance an object travels in a certain amount of time
What is speed?
A crane uses this simple machine to help lift heavy objects
What is a pulley?
A simple machine made up of a slanted surface.
What is an inclined plane?
Pushes or pulls that cause objects to change their motion
What is a force?
An object's location or place
When an axe splits wood it is acting as this simple machine
What is a wedge?
A simple machine made up of two inclined planes
What is a wedge?
A force that pulls objects towards each other
What is gravity?
A measure of speed in a certain direction
What is velocity?
This simple machine made of an inclined plane wrapped around a post can help hold things together
What is a screw?
A simple machine made up of a rope fitted around the rim of a fixed wheel
What is a pulley?
A force that slows or stops motion between two surfaces that touch each other
What is friction?
The two factors that determine velocity
What are direction and speed?
A wheelbarrow is a compound machine that uses these three simple machines
What are a lever, a wheel and axle, and an inclined plane?