Physics Concepts Quiz

What is the force that pulls objects towards the center of the Earth?

• magnetism

• gravity

• friction

• electricity

Which of the following is responsible for the acceleration of a falling object?

• Inertia

• Magnetism

• Gravity

• Friction

When Sam kicked the soccer ball, what force caused it to go up in the air?

• Friction

• Force applied by Sam's foot

• Wind

• Gravity

What is the SI unit of force?

• Newton (N)

• Kilogram (kg)

• Meter (m)

• Second (s)

What is the term used to describe the distance between the highest and lowest points of a projectile's trajectory?

• horizontal displacement

• angular displacement

• lateral displacement

• vertical displacement

Which of the following is a scalar quantity?

• Mass

• Velocity

• Force

• Temperature

What is the acceleration due to gravity on Earth?

• 10 m/s^2

• 5 m/s^2

• 7.5 m/s^2

• 9.8 m/s^2

How many seconds does it take for an object to fall freely from rest to the ground?

• 1.5 seconds

• 0.1 seconds

• 2.3 seconds

• 0.45 seconds

What is the mathematical representation of the relationship between force, mass, and acceleration?

• F = m + a

• F = ma

• F = ma^2

• F = m/a

In which branch of physics do we study the motion of objects under the influence of forces?

• thermodynamics

• electromagnetism

• quantum mechanics

• mechanics