Newton’s first law of motion states: An object at rest remains at rest unless acted on by an _________.

• Unbalanced Force

• Act of Inertia

• Angry Dog

• Unknown Force

Inertia is the tendency of an object to _____ a change in its motion.

• Keep

• Resist

• Add

• Look for

Tags

NGSS.HS-PS2-1

When two equal forces act in opposite directions on an object, they are called ______________________.

• frictional force

• balanced force

• centripetal force

• gravitational force

According to Newton’s second law of motion, force is equal to mass times ______________________.

• inertia

• weight

• acceleration

• direction

Tags

NGSS.HS-PS2-1

What law is best described by inertia?

• 1st
• 2nd
• 3rd

The resistance of an object to any change in its motion is called ______________________.

• inertia

• friction

• gravity

• weight

The picture is an example of Newton's...

• 1st Law

• 2nd Law

• 3rd Law

Force = Mass x Acceleration

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 4th Law

Tags

NGSS.HS-PS2-1

"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law
• Newton's 4th Law

The force that opposes motion between two surfaces in contact with each other.

• inertia
• friction
• momentum
• gravity