Basic Physics

Question 1

The term for the push or pull of an object

Answer 1

Force

Question 2

The size or strength of the force

Answer 2

Magnitude

Question 3

The exact location at which a force is applied

Answer 3

Point of application

Question 4

The straight line passing through the point of application

Answer 4

Line of ACTION

Question 5

IT is defined as the force transmitted through a rope, string or wire when pulled by forces acting from opposite sides.

Answer 5

Tension Force

Question 6

It is the force that surfaces exert to prevent solid objects from passing through each other.

Answer 6

Normal force

Question 7

BALANCED forces are:

Answer 7

• equal in magnitude
• have opposite directions
• lie along the SAME line of action

Question 8

It is the force generated by two surfaces that contact and slide against each other

Answer 8

Frictional force

Question 9

The sum of all forces acting on an object (that are in the same line of action) is called the ___.

Answer 9

Net force

Question 10

The property of an object to resist any change in its state of motion.

Answer 10

Inertia

Question 11

What are Newton’s Laws of Motion IN ORDER?

Answer 11

1.) First Law - LAW OF INERTIA
2.) Second Law - LAW OF ACCELERATION
3.) Third Law - LAW OF INTERACTION (ACTION-REACTION)

Question 12

What is the exact measure of acceleration due to gravity”?

Answer 12

9.8 m/s^2

Question 13

What are the two units of force?

Answer 13

N (Newton),
OR
kg . m/s^2

(The dot is for “times”)

Question 14

What is the unit of work (as well as energy)?

Answer 14

Joule ( J )