Newton's First Law of Motion

A force is a ________________________ that acts on an object.

• push

• pull

• push or pull

An object at rest will stay at rest unless an unbalanced force acts on it.

• True

• False

Tags

NGSS.MS-PS2-2

An object that is changing position (location) is

• at rest

• in motion

An object's tendency to resist (not) change its state of motion.

• gravity

• force

• inertia

• friction

If an object in motion is not acted on by an unbalanced force, it will continue with the same speed and direction.

• True

• False

Tags

NGSS.MS-PS2-2

A change in an object's position is called ______.

• Speed
• Motion
• Velocity
• Friction

The tendency of an object to resist change in motion.

• Force
• Motion
• Friction
• Inertia

Objects with more mass or heavier have LESS inertia.

• True
• False

Tags

NGSS.MS-PS2-2

Lighter objects have LESSER inertia than heavier objects.

• True
• False

Tags

NGSS.MS-PS2-2

____ is a force that occurs when an object rubs against another object.

• Motion
• Friction
• Velocity
• Speed