NCERT Class 8 Science Chapter 13 - Sound
Chapter 13 - Sound Question 1: Define the following terms: a) Amplitude - It is the maximum displacement of an object from its mean positio...
NCERT Class 8 Science Exemplar Chapter 13 - Sound
Chapter 13 - Sound Multiple Choice Questions Question 1: A list of mediums is given below. i) wood ii) water iii) air iv) vacuum In which of...
NCERT Class 8 Science Chapter 9 - Reproduction in Animal Notes
Chapter 9 - Reproduction in Animal Notes 1. What is Reproduction? Reproduction is a process by which living things give birth to a new gener...