Newton's Second Law of Motion: Force, Mass, and Acceleration

Which of the following equations represents Newton's Second Law of Motion?​

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​If an object with a mass of 5 kg experiences a net force of 20 N, what is its acceleration?​

• 0.25 m/s²​

• 4 m/s²

• 25 m/s²​

• 100 m/s²​

Tags

NGSS.MS-PS2-2

​How does increasing the mass of an object affect its acceleration when the same force is applied?​

• Acceleration increases

• Acceleration decreases

• Acceleration remains unchanged

• Acceleration becomes zero

Tags

NGSS.MS-PS2-2

​If the net force acting on an object is doubled, what happens to its acceleration, assuming mass remains constant?​

• Acceleration remains the same.​

• Acceleration doubles

• Acceleration quadruples

• Acceleration is halved

Tags

NGSS.MS-PS2-2

An object experiences a net force of 50 N and has an acceleration of 2 m/s². What is its mass?

• 25 kg​

• 100 kg

• 10 kg​

• 5 kg​

Tags

NGSS.MS-PS2-2

If the acceleration of an object is zero, what can be concluded about the net force acting on it?​

• The object is in free fall.

• The net force is nonzero.​

• The object is moving at constant velocity.​

• The net force is zero.​

Which of the following scenarios illustrates Newton's Second Law of Motion?​

• A person jumping off a diving board.​

• A book resting on a table.​

• A car accelerating when the gas pedal is pressed.​

• A satellite orbiting Earth at constant speed.​

Tags

NGSS.MS-PS2-2

What is the unit of force in the International System of Units (SI)?

• Kilogram (kg)​

• Meter per second (m/s)​

• Newton (N)​

• Joule (J)​

Tags

NGSS.HS-PS2-1

An object with a mass of 2 kg is subjected to a net force of 6 N. What is its acceleration?

• 0.33 m/s²​

• 3 m/s²

• 12 m/s²​

• 4 m/s²​

Tags

NGSS.MS-PS2-2

​If the mass of an object is tripled while the applied force remains constant, what happens to its acceleration?​

• Acceleration remains the same

• Acceleration is halved

• Acceleration is tripled

• Acceleration is reduced to one-third

Tags

NGSS.MS-PS2-2