Vocabulary
The words "above" and "below" are examples of words that describe an objects' ____________.
What is position?
Instead of using a ramp for a toy car, what is another way to make a car go faster down a ramp?
What is push the car?
This simple machine makes work easier by splitting an object apart.
What is a wedge?
These forces are equal and cancel each other out when acting on a single object.
What is balanced?
A ball rolled on grass will move faster than if it were rolled on sand because ___________.
What is more friction on sand?
OR
What is less friction on grass?
This simple machine makes moving heavy objects easier over distance.
What is an inclined plane?
On concrete, a rubber-soled shoe will have more of this vs. a roller skate.
What is friction?
A shoe with a smooth sole will have ________ friction than a shoe with a bumpy sole.
What is "more"?
This simple machine makes work easier by helping move heavy objects to a higher point.
What is a pulley?
We measure force with this unit of measurement.
What is a newton?
This favorite playground equipment is an example of a lever with a fulcrum.
What is a see-saw?
This simple machine makes work easier by helping connect two objects together.
What is a screw?