Contact and Non-Contact forces

Question 1

What is a force

Answer 1

A push or pull that is caused by interacting with an object.

Question 2

What is the difference between vector and scalar quantities
Give examples

Answer 2

Vector-Measures Magnitude and Direction eg force acceleration.
Scalar-** Measures Magnitude** and no direction

Question 3

How are vectors presented in a diagram

Answer 3

An arrow that represents direction and the length represents magnitude.

Question 4

Give examples of each

What is the difference between contact and non-contact

Answer 4

Two objects must be touching for a force to act like friction, tension.
If they do not need to touch they are non-contact. Like magnetism or gravity.