Forces

Question 1

what is a force?

Answer 1

a force is any interaction, that when unopposed will change the direction of an object. (vector)

Question 2

what is force measured in?

Answer 2

Newtons (N)

Question 3

what is a contact force?

Answer 3

interactions between objects that touch (spring, drag, push, friction)

Question 4

what is a non - contact force ?

Answer 4

attract or repel, even from a distance (magnetic, electric, gravitational).