Forces Intro

An object can only have motion if a force acts on it.

• True

• False

Tags

NGSS.MS-PS2-2

The measure of force in physics is a pound.

• True

• False

Two objects must be in contact with one another to exert a force.

• True

• False

Tags

NGSS.MS-PS2-5

Which Newton's Law explains why it is harder to move a full grocery cart versus an empty one?

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

• 4th Law of Motion

Tags

NGSS.MS-PS2-2

Force is a vector.

• True

• False

Tags

NGSS.MS-PS2-1

A free body diagram helps determine net forces.

• True

• False

Which Newton's Law explains why a boat in the water moves backwards when you jump off the front of the boat?

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

• 4th Law of Motion

Tags

NGSS.MS-PS2-1

Objects at rest, that are not moving, have no forces acting on it.

• True

• False

Which Newton's Law is the reason you should wear you seat belt when riding in a vehicle?

• 1st Law of Motion

• 2nd Law of Motion

• 3rd Law of Motion

• 4th Law of Motion

The tendency of an object to not accelerate is inactively.

• True

• False

Tags

NGSS.MS-PS2-2