NCERT Solutions for Class 9 Science Chapter 8

Motion Class 9 is a crucial topic in Physics, that discusses the following major subtopics:

- Distance

- Displacement

- Speed and other aspects of motion.

You have to learn these concepts along with the solving of relevant numericals. Our subject experts, explain the different types of Motion in Physics for Class 9 via our study material. It helps in better exam preparation as well.

NCERT Solutions for Class 9 Science: Motion – All Exercise Questions

The chapter on Motion is divided into numerous subheads that cover different aspects of the topic. Consequently, NCERT Solutions for Class 9 Science Chapter 8 are divided according to different exercises and the NCERT Solutions for Motion Class 9  Chapter 8 Science Exercises are also divided underneath accordingly. The standard exercises are then followed by more testing NCERT exercises, which are also explained with step by step solutions.

NCERT Solutions for Class 9 Science Chapter 8: In-Text Exercise 1

a) Question 1

This first question tests your understanding of distance and displacement. The logical explanation provided in Motion Class 9 questions answers is helpful as it clears the basics of the crucial topic of Physics - Motion. It also checks the clarity of understanding of zero displacements.

b) Question 2

Here, you are introduced to numerical on motion in Physics. Motion Chapter Class 9 Numericals with answers PDF, mainly help you with your first numerical on the concepts of motion and displacement. Essentially this numerical involves both perimeter and concepts of motion.

c) Question 3

The last question of this in-text exercise tests your conceptual understanding. While the question is that of true or false, the logical explanation is also provided with the solution. It examines the knowledge of both distance and displacements.

NCERT Solutions for Class 9 Science Chapter 8: In-Text Exercise 2

Question 1

The second exercise of this chapter is primarily based on conceptual tests. Interestingly, however, here in the first question, you have to calculate the speed of a satellite’s movement in a circular orbit.

Question 2

NCERT Solutions for Class 9 Science Chapter 8 covers this question in detail. You have to distinguish between speed and velocity, a crucial aspect of motion. The answer provided covers all significant points of distinction between the two.

Question 3

It is a very important question to check your conceptual knowledge. It involves speed and velocity.  If you cannot understand this question easily, then you need to clear your concepts with the help of the NCERT solutions PDF given by us.

Question 4

 In this question, you have to answer the use of an odometer. Odometer is a crucial device that is used in cars and other automobiles. You must be aware of its functioning to answer this question.

Question 5

This conceptual question requires an understanding of motion and its visual image. Here, you must answer how an object looks when it is in a path of uniform motion across a distance. It mainly checks your clarity of basics on Motion.

NCERT Solutions for Class 9 Science Chapter 8: In-text Exercise 3

a) Question 1

This is a complex numerical. You must understand all the concepts of Motion to answer this. Additionally, they also require the knowledge of relevant formulae to solve this numerical. It involves speed of light, time, the distance between a space-ship and base, etc. If you find this question difficult, you can easily refer to our NCERT Solutions for Class 9 Science Chapter 8 for conceptual understanding.

b) Question 2

The ideas of uniform and non-uniform acceleration are checked here. You have to define the two. In case you face trouble in identifying these two concepts, refer to our comprehensive definition.

c) Question 3

In this question, the idea of retardation or negative acceleration is checked with a numerical. You must solve and find out the acceleration of a bus that is decreasing its speed over a fixed period.

NCERT Solutions for Class 9 Science Chapter 8: In-text Exercise 4

a) Question 1

The first question in this exercise is comparatively easy. By now, after solving the previous questions, you can easily find out the acceleration of a train that is starting its journey from a station. In case you get stuck, NCERT Class 9 Science Chapter 8 Exercise Solution for Motion provides a comprehensive solution for the same.

b) Question 2

From this question, the understanding of graphs and representations is checked. You must be able to represent different situations like the uniform and non-uniform motion of an object. Pupils can take the help of NCERT Solutions for Class 9 Science Chapter 8 to understand graphical representations better.

c) Question 3

In this third question, you have to draw the graph according to the description provided in the question. Additionally, you also have to understand what is being represented by the figure. It tests your concept and involves distance and time.

d) Question 4

The final question of this exercise is similar to the previous one. However, here, you have to draw a graph on speed and time. Furthermore, you must also interpret this graph and understand the exact representation. In case you face any trouble in understanding this question, you can refer to our solutions to this chapter.

NCERT Solutions for Class 9 Science Chapter 8: In-text Exercise 5

a) Question 1

A continuation of graphs, the first question of this chapter requires you to understand the aspects presented in it. You must follow the exact representation in a velocity-time chart.

b) Question 2

You have to find speed acquired and distance traveled by bus in this question. You should solve the numerical with given data. In case if you find it difficult to solve, you can refer to NCERT Solutions for Class 9 Science Chapter 8 to clear their basics and solve the question.

c) Question 3

Another question on negative acceleration or retardation; this numerical is quite difficult. While if you are the one who has a clear concept that can easily solve it, having difficulty is understandable too. In such cases, the only option is to study it properly or also by referring to our online solutions provided, which will help you understand the topic easily.

d) Question 4

This numerical involves acceleration, velocity and time. You have to calculate the velocity with the given data. Time and acceleration are provided to you to solve this numerical. While typically by now, you should get the hang of these numerical, any difficulty in solving can be easily handled with NCERT Solutions for Class 9 Science Chapter 8.

e) Question 5

The final question of this section is also numerical. Here you must find the distance covered by a racing car. The acceleration and time of travel of this racing car are given as data.

NCERT Solutions for Class 9 Science Chapter 8: NCERT Exercise – All Questions

a) Question 1

Typically, these final sections of NCERT books are especially tricky. The understanding of concepts of every chapter is appropriately checked. Here, you have to calculate the height attained by a stone thrown upwards. The velocity and acceleration are given, and you must also find out the time taken.

b) Question 2:

A situation with an athlete is presented in this question. While the diameter of the track and the time of the athlete are given, you must find out the distance as well as the displacement. In case you are stuck with the solution, you may refer to NCERT Solutions for Class 9 Science Chapter 8 Exercise.

c) Question 3:

This question involves another numerical. You have to solve the numerical to find out the average speed and velocity of the person. Here you have two data factors that will help you solve it. Those factors are  given as:

- Distance traveled

- Time taken

d) Question 4:

Two scenarios are presented to you in this question. With different speeds given to travel across the same distance, you must find out the average speed. While this seems like a straightforward question, you are advised to check the NCERT Solutions for Class 9 Science Chapter 8 for better understanding.

e) Question 5:

A simpler numerical, here you have to find out the distance traveled by boat in a given time. The acceleration and time are presented in this case.

f) Question 6:

Here, two different cars and their accelerations along with speeds are given. You must represent this data on a graph. While this can be a bit difficult, You should refer to NCERT Solutions for Class 9 Science Chapter 8 to understand the exact method of representation.

g) Question 7:

In this question, You have to read a given graph and answer the questions that follow. Three lines on the given graph represent three different bodies, and the questions involve various aspects of their motion.

h) Question 8:

Another numerical on the motion where you have to find out the time taken by a falling ball to hit the ground.

i) Question 9:

Like question 7, here,  you also have to read the representation of a graph. In case it is difficult to interpret, NCERT Solutions for Class 9 Science Chapter 8 offers easy explanations and solutions.

j) Question 10:

This last question of the chapter requires you to understand two different situations. Consequently, you must provide an example that fits the given scenario.

Vedantu – The vital aid to better marks!

Our expert professionals try to provide the most elaborate solution along with shortcut techniques in their NCERT Solutions for Class 9 Science Chapter 8. You can also use the download option to have access when you don't have an internet connection. The most preferred questions and their answers also provide a better understanding of the whole chapter for you.

NCERT Solutions for Class 9th Science Chapter 8 Motion PDF covers every single question in the exercises. Our online learning platform clears any doubt you might have while studying, be it in physics or other subjects. Additionally, our detailed solution of numerical provided equips you for better marks in their exams. NCERT Solutions for Class 9 Science Chapter 8 PDF is also updated as per syllabus updates.