Forces Flashcards
1
Q
Do forces always have an opposite?
A
Yes, they are parallel
2
Q
What are forces measured in?
A
Newtons
3
Q
How can you reduce friction?
A
Make the surface smoother, steam line the object.
4
Q
If the forces are balanced, what is the movement of the object?
A
Stationary, or constant (same speed)
5
Q
What causes objects (pencils, stone steps) to wear away?
A
Friction
6
Q
What is the equation for calculating force?
A
Force = mass x acceleration
7
Q
What is the equation for weight?
A
Weight = mass x gravitational field strength
8
Q
What is a force?
A
An influence that causes an object to change.
