Forces Test Review

How is mass different from weight?

Forces that are equal in size but opposite in direction are known as _____________ forces.

• Balanced

• Unbalanced

• Acceleration

• Displacement

Tags

NGSS.MS-PS2-1

What kind of forces acting on an object cause the object to accelerate?

• Centripetal

• Frictional

• Balanced

• Unbalanced

Tags

NGSS.MS-PS2-2

The force of gravity causes all objects near earths surface to fall with an acceleration of _________ m/s^2

Tags

NGSS.MS-PS2-2

As you get farther from the center of Earth, what will happen to your weight?

• Increase

• Remain the same

• Can't tell from information given

• Decrease

Newton's first law of motion states that an object remains at rest unless what kind of force acts on it?

• Balanced

• Gravitational

• Fictional

• Unbalanced

What does Newton's 3rd law state?

• An object in motion will stay in motion unless acted upon by an unbalanced force.

• F=ma

• Don't speed

• For every reaction there is an equal and opposite reaction

Tags

NGSS.MS-PS2-1

Calculate the acceleration of a 25 kg object that moves due to the Net force of 200 N.

Mathematical Equivalence

ON

Tags

NGSS.MS-PS2-2

An object with a mass of 9.0 kg has an acceleration of 3 m/s. What is the net force acting on it?

Mathematical Equivalence

OFF

Tags

NGSS.MS-PS2-2

What is Newton's first law also called?

• Law of mass

• Law of inertia

• Law of constant velocity

• Law of force