NCERT Solutions for Class 9 Science Chapter 12: To study and learn the Class 9 Science Chapter 12 – Sound, students must have all the resources to help them in their preparation. In this article, we will provide the NCERT solutions for Class 9 Science Chapter 12 in PDF so that students don’t face any difficulty while solving the exercise questions. These solutions are prepared by top academic experts at Embibe who have years of teaching experience.
The solutions will help students clear the various concepts covered in the chapter. The intext and exercise questions are solved in a step-by-step manner as per the latest CBSE guidelines. We will also provide preparation tips and important questions.
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CBSE NCERT Solutions For Class 9 Science Chapter 12 – Sound
Chapter 12 sound deals with various aspects of sound. Before getting into the detailed CBSE NCERT solutions for Class 9 Science Chapter 12, let’s have an overview of the topics in this chapter:
|12.1||Production of Sound|
|12.2||Propagation of Sound|
|12.2.1||Sound Needs A Medium To Travel|
|12.2.2||Sound Waves Are Longitudinal Waves|
|12.2.3||Characteristics of Sound Wave|
|12.2.4||Speed of Sound In Different Media|
|12.3||Reflection of Sound|
|12.3.3||Use of Multiple Reflection of Sound|
|12.4||Range of Hearing|
|12.5||Applications of Ultrasound|
|12.6||Structure of Human Ear|
CBSE NCERT Solutions For Class 9 Science Chapter 12 – Sound (Solved Exercises)
The CBSE Class 9 Science Chapter 12 solutions by Embibe are given below. Students can view these online as well as download the same through the link. All the questions have been solved with proper explanations along with diagrams when required. Here we provide the NCERT Solutions for class 9 science chapter 12 which includes questions and their answers.
These solutions are 100% accurate and will help you in completing your homework as well as preparing for the exams.
CBSE NCERT Solutions For Class 9 Science Chapter 12 – Chapter Description
In this chapter, the various concepts related to sound are explained with the help of practical activities, examples, and diagrams. You will learn how sound is produced followed by the propagation of sound – sound needs a medium to travel and sound waves are longitudinal waves. You will also get to know about the characteristics of sound waves (frequency, amplitude, and speed) and the speed of sound in different mediums.
Other concepts like the reflection of sound, echo, reverberation, etc. will be explained. Practical applications, like uses of multiple reflections of sound, application of ultrasound, SONAR, etc. will also be discussed.
|NCERT Solutions for Class 9 Science Chapter 11||NCERT Solutions for Class 9 Science Chapter 13||NCERT Solutions for Class 9 Science (All Chapters)|
How To Prepare Class 9 Science Chapter 12 Sound?
Class 9 Sound chapter covers all the topics of sound and its applications in brief. To get better at the topics and eventually score good marks students should read the chapter thoroughly from the NCERT book. Then they must try to solve the questions on their own. If they get stuck in between, they can refer to the NCERT Solutions for Class 9 Science Chapter 12 PDF provided here.
Once they feel a bit confident, it is recommended to take the Class 9 Science Sound mock test on Embibe. Tests on Embibe can be taken for free. Taking the test will give students an idea about where they are standing in terms of their preparation and what needs to be done to improve.
Important Questions of Sound Chapter 12 Class 9
Here we have provided some of the important questions that will help you in your preparation.
|1. What is Sound
2. Give 5 applications of sound.
3. What is SONAR?
4. The echo-receiver of a sonar attached to a ship receives the echo from the bottom of sea 4 seconds after the ultrasonic waves were sent into the sea. Find the depth of the sea. If the speed of sound in water is 1500 m/s.
5. what is the difference between Audible and Inaudible Sound?
6. Define Ultrasound and list its applications.
7. Draw the Human ear and label all parts.
8. An echo returned in 3 seconds. What is the distance of the reflecting surface from the source, given that the speed of sound is 342m/sec?
9. What is the effect on the speed of sound in the air on increasing the temperature?
10. What is the unit used to measure the loudness of sound?
Embibe provides you with the NCERT Solutions for class 9 science chapter 12 which includes questions and their answers. Now that you have the study material, NCERT solutions, important questions, as well as preparation tips, give a kickstart to your study. You can also practice sample questions through the link below:
FAQs on CBSE NCERT Solutions For Class 9 Science Chapter 12
Q1. How can students score good marks in Class 9 Science?
Ans. Class 9 plays a fundamental role in further studies. The only key for scoring good marks in the CBSE Class 9 Science Exam is via consistent practice. It’s the ideal way to score well in exams as you get a good command of the subject through practice.
Q2. How can one prepare for the Class 9 Science Sound chapter?
Ans. Class 9 Sound chapter covers all the topics of sound and its applications in brief. To get better at the topics and eventually score good marks students should read the chapter thoroughly from the NCERT book. Then they must try to solve the questions on their own. If they get stuck in between, they can refer to the NCERT Solutions for Class 9 Science Chapter 12.
Q3. What are the study tips for the Class 9 Science Exam?
Ans. Some of the tips to score good marks in the Class 9 Science exam are as follows:
- Prepare adequate plan and timetable to study
- Concentrate on the basic concepts and try working on weaker areas.
- Give adequate time to each of the concepts.
- Practice regularly to score well.
Q4. Where can I find the NCERT Solutions for Class 9 Science?
Ans. You can find the NCERT Solutions for Class 9 Science at Embibe. Students can view the NCERT solutions by Embibe online as well as download the same through the link mentioned above.
We hope that this article on CBSE NCERT Solutions for Class 9 Science Chapter 12 (Sound) helps you. If you have any questions, feel free to ask in the comment section below. We will get back to you at the earliest.
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