Forces Flashcards
1
Q
What is force measured in?
A
Newtons (N)
2
Q
What is used to measure force (mention 2)
A
Forcemeter
Newtonmeter
3
Q
Describe how a forcemeter works
A
Force meters contain a spring connected to a metal hook. The spring stetches when a pulling force is applied to the hook. The bigger the pulling force applied the longer the spring stretches and the bigger the reading on the force meter.
4
Q
Name 4 types of forces
A
Magnetic
Electric
Gravity
Friction
5
Q
What is the name of the combined effect of two forces
A
Resultant
6
Q
What is the resultatnt force
50N pointing right and 20N pointing left
A
30N pointing right
7
Q
What is the resultatnt force?
63N pointing up and 47N pointing down
A
16N pointing up
