Forces

Question 1

Force

Answer 1

something that can bring about a change in objects

Question 2

Normal force

Answer 2

the component of a force, exerted by a surface on an object in contact with it

Question 3

Tension force

Answer 3

is the force exerted by a string or a rope.

Question 4

Frictional force

Answer 4

is the force that opposes the motion of an object and acts parallel to the surface

Question 5

The coefficient of friction

Answer 5

is a measure of the amount of friction between two surfaces

Question 6

Static frictional force

Answer 6

is frictional force on a stationary object that opposes the motion

Question 7

Kinetic frictional force

Answer 7

is frictional force on a moving object that opposes the motion of object

Question 8

Force diagram

Answer 8

is a diagram showing the forces action on the object

Question 9

Free-body diagram

Answer 9

is a diagram showing the forces acting on the object

Question 10

Equilibrum of a system of forces

Answer 10

is when the fores are balanced and the resultantt is zero

Question 11

Resultant force

Answer 11

is the vector sum of all forces acting on the same object