Quiz on Motion in a Straight Line

What is the definition of motion?

• The distance traveled by an object

• The speed of an object

• Change in position of an object with time

• The force acting on an object

Which of the following is an example of rectilinear motion?

• A person walking in a circle

• A satellite orbiting the Earth

• A ball rolling on a curved path

• Car moving on a straight road

What is the formula for average velocity?

• Initial velocity + Final velocity

• Final velocity - Initial velocity

• Total distance / Total time

• Total displacement / Total time

What does instantaneous velocity represent?

• Average speed over a time interval

• Velocity at a specific moment in time

• Total distance traveled

• Change in position over time

What is the SI unit of acceleration?

• m

• km/h

• m/s²

• m/s

Which of the following describes negative acceleration?

• Speed increasing in the positive direction

• Speed increasing in the negative direction

• Speed decreasing or increasing in the negative direction

• Constant speed

What is the first kinematic equation for uniformly accelerated motion?

• v = v₀ + at

• x = v₀t + ½at²

• v² = v₀² + 2ax

• x = x₀ + v₀t

In a position-time graph, what does the slope represent?

• Acceleration

• Displacement

• Velocity

• Time

If a ball is thrown upward with an initial velocity of 20 m/s, what is the maximum height reached above the launch point?

• 40 m

• 25 m

• 10 m

• 20 m

What is the relationship between the area under a velocity-time graph and displacement?

• Area represents velocity

• Area represents acceleration

• Area represents time

• Area represents displacement