Texts: QUESTION 10
A 15 kg box is at rest. A force of 20 N is applied, but the box remains at rest. This means the type of friction acting on the box is called static friction.
QUESTION 11
According to Newton's second law, the acceleration of an object is indirectly related to the mass of the object and the applied force acting on the object.
QUESTION 12
The type of friction that varies from 0 N up to a maximum amount is called static friction.