Conceptual Physics Quiz

A constant force is applied to a 100 kg object, causing it to accelerate at 40 m/s². What is the magnitude of the force?

• 200 N

• 300 N

• 400 N

• 500 N

Tags

NGSS.HS-PS2-1

A car travels 150 miles in 2 hours. What is the car's average speed?

• 45 mph

• 55 mph

• 65 mph

• 75 mph

Tags

NGSS.MS-PS3-1

Complete the sentence: A hockey puck slides across ice. If no forces act on the puck, it will ____.

• stop immediately

• continue moving at constant speed

• accelerate

• change direction

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Newton's First Law states that an object at rest stays at rest unless acted upon by a ____.

• force

• motion

• speed

• mass

Describe a real-world example of Newton's First Law.

• A car accelerating

• A cup sitting on a counter

• A ball rolling down a hill

• A rocket launching

Newton's Second Law can be expressed as F = ma. What does 'm' stand for?

• mass

• motion

• momentum

• magnitude

Tags

NGSS.HS-PS2-1

A man pushes off a wall. What is the action-reaction force pair involved?

• Man pushes air, air pushes man

• Man pushes wall, wall pushes man

• Man pulls air, air pulls man

• Man pulls air, air pushes man

Tags

NGSS.HS-PS2-1

Complete the sentence: According to Newton's Third Law, for every action, there is an equal and opposite ____. A) force B) motion C) speed D) mass.

• force

• motion

• speed

• mass

Describe what scalar and vector quantities are. Then, classify the following as scalar or vector quantities: distance, displacement, speed, velocity, mass, force.

• A) Scalar: distance, speed, mass; Vector: displacement, velocity, force

• B) Scalar: displacement, velocity, force; Vector: distance, speed, mass

A ball is thrown horizontally off a cliff. Neglecting air resistance, what will the ball's vertical acceleration be before it hits the ground? Its horizontal velocity be?

• A) Vertical acceleration: 9.8 m/s², Horizontal velocity: constant

• B) Vertical acceleration: 0 m/s², Horizontal velocity: increasing.

Tags

NGSS.HS-PS2-1