Laws of Motion - Conceptual Questions and Numerical Problems

"For every action, there is an equal and opposite reaction."

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

Tags

NGSS.MS-PS2-1

The link between force, mass and acceleration is defined by

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

"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 tendency of an object to resist changes in its motion is...

• inertia
• force
• acceleration
• velocity

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

• inertia
• friction
• momentum
• gravity

Inertia depends on __________.

• Weight

• Velocity

• Mass

• Acceleration

The force needed to accelerate 1 kg of an object at an acceleration of 1 m/s² is

An object with a mass of 100 kg is observed to accelerate at the rate of 5 m/s². Calculate the force required to produce this acceleration.

• 20 N

• 500 m/s

• 500 kg

• 500 N

A basketball with a mass of 0.60 kg is accelerated with a force of 10.8 N. If resisting forces are ignored, what is the acceleration of the basketball to the nearest m/s²?

• 0.06 N

• 6.48 m/s²

• 18 N

• 18 m/s²

A tow truck exerts a force of 3000 N on a car, accelerating it at 3 m/s². What is the mass of the car?

• 1000 N

• 1000 kg

• 9000 N

• 9000 kg

• 10 000 kg