Force Flashcards
1
Q
What is force?
A
Force is any push or pull that acts on an object
2
Q
What are contact forces?
A
A force that acts between objects that are touching
3
Q
What are Action-at-a-distance or non contact forces?
A
A force that can push or pull an object without touching it
4
Q
What is friction?
A
The force created when two objects rub against each other
5
Q
What is gravity?
A
The attraction of two objects due to their mass.
6
Q
What is mass?
A
The amount of matter in an object
7
Q
What is weight?
A
The amount of force on an object due to gravity
8
Q
What device is a commonly used to measure force?
A
A spring scale
9
Q
What units are used when measuring force?
A
Newtons (N).
10
Q
What is work?
A
The amount of effort spent when a force causes an object to move a distance
