science test: nov 16th Flashcards
1
Q
what is work?
A
the result when moves an object a certain distance.
2
Q
what is the formula for work?
A
Force x Distance.
3
Q
what is the formula to find the force when you know the work and distance of something?
A
Work divided by distance.
4
Q
what is the formula to find the distance when you know the work and force of something?
A
Work divided by force.
5
Q
what is force measured in?
A
Newtons.
6
Q
what is distance measured in?
A
Meters.
7
Q
what is the unit of work?
A
The Joule (J).
8
Q
what is an “Nm” also?
A
A Joule.
9
Q
what is a mechanical advantage?
A
the benefits of using a machine expressed as number that compares input to output.
10
Q
A
