Master Linear Kinematics: Motion in a Straight Line

Question 1

A cyclist riding in a straight line starts from rest.  They speed up at a steady rate of 2 meters per second squared for 10 seconds.  Which option shows the cyclist's displacement, velocity, and acceleration after 10 seconds?

Accepted Answer

Displacement: 100 m, Velocity: 20 m/s, Acceleration: 2 m/s²

Answer

Displacement: 200 m, Velocity: 40 m/s, Acceleration: 4 m/s²

Answer

Displacement: 50 m, Velocity: 10 m/s, Acceleration: 1 m/s²

Answer

Displacement: 25 m, Velocity: 5 m/s, Acceleration: 0.5 m/s²

Question 2

Which of the following is the SI unit of displacement?

Accepted Answer

Meter

Answer

Centimeter

Answer

Kilometer

Answer

Inch

Question 3

The formula for calculating velocity is:

Accepted Answer

Distance / Time

Answer

Speed / Time

Answer

Acceleration / Time

Answer

Time / Distance

Question 4

An object moving at a constant velocity has:

Accepted Answer

Constant speed and direction

Answer

Changing speed and direction

Answer

Changing speed but constant direction

Answer

Changing direction but constant speed

Question 5

Which of the following is a vector quantity?

Accepted Answer

Displacement

Answer

Speed

Answer

Mass

Answer

Time

Question 6

The formula for calculating acceleration is:

Accepted Answer

Velocity / Time

Answer

Distance / Time

Answer

Force / Mass

Answer

Time / Velocity

Question 7

Which of the following describes positive acceleration?

Accepted Answer

Object speeding up

Answer

Object slowing down

Answer

Object moving at constant speed

Answer

Object changing direction

Question 8

The SI unit of acceleration is:

Accepted Answer

Meter per second squared

Answer

Meter

Answer

Meter per second

Answer

Newton

Question 9

Which of the following is a graphical representation of velocity?

Accepted Answer

Velocity-time graph

Answer

Displacement-time graph

Answer

Acceleration-time graph

Answer

Force-time graph

Question 10

The slope of a velocity-time graph represents:

Accepted Answer

Acceleration

Answer

Displacement

Answer

Velocity

Answer

Time

Question 11

A ball is thrown vertically upward. At the highest point of its trajectory, what is its acceleration?

Accepted Answer

Zero

Answer

Downward

Answer

Upward

Answer

Cannot be determined

Question 12

Which of the following is the correct unit of acceleration?

Accepted Answer

Meter per second squared

Answer

Meter per second

Answer

Kilometer per hour

Answer

Mile per hour

Question 13

For an object accelerating uniformly from rest over a time interval, which graph represents its velocity-time relationship?

Accepted Answer

A straight line with a positive slope

Answer

A straight line with a negative slope

Answer

A parabola opening upwards

Answer

A parabola opening downwards

Question 14

Identify the vector quantity in the following list:

Accepted Answer

Velocity

Answer

Distance

Answer

Time

Answer

Mass

Question 15

An object is thrown horizontally with an initial velocity of 10 m/s. Determine its horizontal displacement after 2 seconds.

Accepted Answer

20 m

Answer

10 m

Answer

30 m

Answer

40 m

Question 16

A ball is dropped from a height of 10 meters. Calculate its velocity just before hitting the ground.

Accepted Answer

20 m/s

Answer

10 m/s

Answer

30 m/s

Answer

40 m/s

Question 17

An object moves 10 meters to the right and then 5 meters to the left. What is the object's total displacement?

Accepted Answer

5 meters to the right

Answer

15 meters to the left

Answer

10 meters to the right

Answer

5 meters to the left

Question 18

A car travels at a constant speed of 20 m/s for 5 seconds. What is the car's velocity?

Accepted Answer

20 m/s

Answer

4 m/s

Answer

0 m/s

Answer

100 m/s

Question 19

An object is thrown vertically upwards with an initial velocity of 10 m/s. What is the object's acceleration as it rises?

Accepted Answer

-9.8 m/s² downward

Answer

9.8 m/s² upward

Answer

0 m/s²

Answer

10 m/s² downward

Question 20

A ball is dropped from a height of 10 meters. What is the ball's velocity just before it hits the ground?

Accepted Answer

Approximately 14 m/s downward

Answer

20 m/s downward

Answer

10 m/s upward

Answer

0 m/s

Question 21

A car accelerates from rest to 30 m/s in 5 seconds. What is the car's acceleration?

Accepted Answer

6 m/s²

Answer

3 m/s²

Answer

9 m/s²

Question 22

A ball is thrown vertically upwards with an initial velocity of 10 m/s. What is the ball's maximum height above its starting point?

Accepted Answer

Approximately 5.1 meters

Answer

10 meters

Answer

0 meters

Answer

20 meters

Question 23

An object is moving in a straight line with a constant acceleration. Which of the following graphs best represents the object's velocity versus time graph?

Accepted Answer

A straight line with a positive slope

Answer

A circle

Answer

A parabola

Answer

A straight line with a negative slope.