Vocabulary
What is an object's location or place?
Position
This simple machine is a slanted surface
Inclined plane
Name two direction words
Up, down, left, right, north, south, east, west
The force that moves objects away
push
This simple machine is made of cylinders that turn on an axis
Wheel and axle
a push or a pull
force
This simple machine is two inclined planes that make a "V" shape
Wedge
Speed and Direction
The force that moves objects toward others
Pull
A ramp is an example of what simple machine
Inclined Plane
change in an object's position compared to object around it
motion
This simple machine is an inclined plane wrapped around a column
Screw
Which surface has more friction?
Rough or smooth
Rough
The force that slows or stops objects
Friction
A way to create less friction would be
to make the surface slippery
Measure of the distance an object travels in a certain amount of time
speed
This simple machine is a stiff bar that moves freely on a fixed point
Lever
Name a time where you moved using one frame of reference but not another
answers vary
The force that pulls objects towards each other
gravity
A knife is an example of what simple machine
Wedge
Measure of speed in a certain direction
Velocity
This simple machine is made of a rope fitted around a wheel
Pulley
Objects you use to compare motion
Frame of Reference
Name two ways to change the force of an object
push, pull, stop, start
What two things do you need to find the speed of an object?
distance and time