1 Science for Class 9 ( New NCERT )

Short Answer Type Questions Ques1: What is insolation? What is the value of the solar constant and why is it significant?  […]

Short Answer Type Questions Ques 1: What is biodiversity? Why is it essential for the stability of life on Earth? Ans: Biodiversity

Short Answer Type Questions Ques 1: What is vegetative propagation? Give three examples of plants that reproduce by this method. Ans: Vegetative

Short Answer Type Questions Ques 1: What is vibration? How does it help in the production of sound? Ans: Vibration refers to

Short Answer Type Questions Ques 1: State the Law of Conservation of Mass. Who proposed it and when? Does this

Short Answer Type Questions Ques 1: What were the contributions of Acharya Kanada and the Greek philosophers Leucippus and Democritus

Short Answer Type Questions Ques 1: Define work done by a constant force. Write its SI unit and state under what

Short Answer Type Questions Ques 1: What is force? State its SI unit and explain why force is called a vector

Short Answer Type Questions Ques 1: What is the difference between a homogeneous mixture and a heterogeneous mixture? Give two examples

Short Answer Type Questions Ques 1: Define displacement. How is displacement different from the total distance travelled?Ans: Displacement is the net