Linear Motion Quiz

What is the main difference between speed and velocity?

• Speed is a vector quantity, velocity is a scalar quantity.

• Speed includes direction, velocity does not.

• Velocity includes direction, speed does not.

• Speed and velocity are the same.

Which of the following conditions must be met for an object to have zero displacement?

• It moves in a straight line

• It returns to its starting point

• It moves with constant speed

• It moves with constant velocity

Which of the following quantities describe the total path length traveled by an object?

• Displacement

• Distance

• Speed

• Velocity

What does the slope of a distance-time graph represent?

• Speed

• Acceleration

• Displacement

• Velocity

In linear motion, which quantity is described as the shortest path between the initial and final positions?

• Distance

• Speed

• Displacement

• Acceleration

Which of the following represents the rate of change of velocity?

• Distance

• Speed

• Acceleration

• Displacement

If an object is moving with constant velocity, which of the following is true?

• Its speed is changing.

• Its direction is changing.

• It has zero acceleration.

• It is moving in a curved path.

What is the SI unit of acceleration?

• meters per second (m/s)

• meters per second squared (m/s²)

• meters (m)

• seconds (s)