Unbalanced & Balanced Forces

Question 1

Forces can change the ………., ………. or ………. of an object.

Answer 1

speed, direction, shape

Question 2

When forces are balanced there is ………. (a resultant force/no resultant force) so the object ……….(remains still/starts moving) or moves at a ……….. (steady speed, unsteady speed)

Answer 2

no resultant force, remains still, steady speed

Question 3

When forces are unbalanced there is ………. (a resultant force/no resultant force) so the object starts to ……….. or ………..

Answer 3

a resultant force, accelerate, decelerate

Question 4

What is friction?

Answer 4

Friction is a force that opposes motion. The more friction there is for an object to overcome, the larger the force needed to move it.

Question 5

What is friction?

Answer 5

Friction is a force that opposes motion. The more friction there is for an object to overcome, the larger the force needed to move it.