Category Archives: CBSE

NCERT Solutions for Class 9th: Ch 11 Work and Energy NCERT Solutions for Class 9 Science Chapter 11 – In previous chapter, we have discussed about force, motion and gravitation. Another concept that helps us understand and interpret many natural phenomena is ‘work. We need energy for other activities like playing, singing, reading, writing, thinking, …

Continue reading “NCERT Solutions for Class 9 Science Chapter 11”

NCERT Solutions for Class 9th: Ch 10 Gravitation NCERT Solutions for Class 9 Science Chapter 10 – Gravitation In previous chapter it is discussed force is required for motion. We have learnt that a force is needed to change the speed or the direction of motion of an object. We always observe that an object …

Continue reading “NCERT Solutions for Class 9 Science Chapter 10”

NCERT Solutions for Class 9th: Ch 9 Motion Force and Law of Motion NCERT Solutions for Class 9 Science Chapter 9 – Force and Law of Motion about Motion was discussed in previous chapter. What causes motion? A ball on the ground, when given a small hit, does not move forever. Such observations suggest that …

Continue reading “NCERT Solutions for Class 9 Science Chapter 9”

NCERT Solutions for Class 9th: Ch 8 Motion NCERT Solutions for Class 9 Science Chapter 8 – Motion is defined for movement. If any object is continuously changing its position with time, it is said to be in motion. Examples are, a moving car, a boy running. If any object is not changing its position …

Continue reading “NCERT Solutions for Class 9 Science Chapter 8”

NCERT Solutions for Class 9th: Ch 7 Diversity in Living Organisms NCERT Solutions for Class 9 Science Chapter 7 – Diversity in Living Organisms Each organism is different from the other to a lesser or greater extent. We all can consider people around us. They all are having different types nose, different colours of eyes. …

Continue reading “NCERT Solutions for Class 9 Science Chapter 7”

NCERT Solutions for Class 9th: Ch 6 Tissues NCERT Solutions for Class 9 Science Chapter 6 – Tissues In unicellular organisms, a single cell performs all basic functions. For example, in Amoeba, a single cell carries out movement, intake of food and gaseous exchange and excretion. But in multi- cellular organisms there are millions of …

Continue reading “NCERT Solutions for Class 9 Science Chapter 6”

NCERT Solutions for Class 9th: Ch 5 Fundamental Unit of Life NCERT Solutions for Class 9 Science Chapter 5 – Fundamental Unit of Life this was in the year 1665 when Robert Hooke made an important observation through a self-designed microscope. He saw that the cork resembled the structure of a honeycomb consisting of many …

Continue reading “NCERT Solutions for Class 9 Science Chapter 5”

NCERT Solutions for Class 9th: Ch 4 Structure of Atom NCERT Solutions For Class 9 Science Chapter 4 – Structure of Atom are the fundamental building blocks of matter. The existence of different kinds of matter is due to different atoms constituting them. In the chapter we are going to discuss the constituents of atoms …

Continue reading “NCERT Solutions For Class 9 Science Chapter 4”

NCERT Solutions for Class 9th: Ch 3 Atoms and Molecules NCERT Solutions For Class 9 Science Chapter 3 – Atoms and Molecules An Indian philosopher Maharishi Kanad, postulated that if we go on dividing matter (padarth), we shall get smaller and smaller particles. Ultimately, a stage will come when we shall come across the smallest …

Continue reading “NCERT Solutions For Class 9 Science Chapter 3”

NCERT Solutions for Class 9th: Ch 2 Is Matter Around us pure? NCERT Solutions For Class 9 Science Chapter 2 – Is Matter Around us pure? So, is there any way to find out whether substances of daily use, like ghee, milk, even water is pure or not? Such ways are discussed in this chapter. …

Continue reading “NCERT Solutions For Class 9 Science Chapter 2”