The Fundamental Unit of Life, UncategorizedWhich organelle is known as the powerhouse of the cell? Why? By Quick Guide Team / March 20, 2026
The Fundamental Unit of Life, UncategorizedWhere do the lipids and proteins constituting the cell membrane get synthesised? By Quick Guide Team / March 20, 2026
The Fundamental Unit of Life, UncategorizedHow does an Amoeba obtain its food? By Quick Guide Team / March 20, 2026
The Fundamental Unit of Life, UncategorizedMake a comparison and write down ways in which plant cells are different from animal cells. By Quick Guide Team / March 20, 2026
Work and Energy Class 9In each of the following a force, F is acting on an object of mass, m. The direction of displacement is from west to east shown by the longer arrow. Observe the diagrams carefully and state whether the work done by the force is negative, positive or zero By Quick Guide Team / March 19, 2026
Work and Energy Class 9A freely falling object eventually stops on reaching the ground. What happened to its kinetic energy? By Quick Guide Team / March 19, 2026
Work and Energy Class 9Find the energy in kWh consumed in 10 hours by four devices of power 500 W each. By Quick Guide Team / March 19, 2026
Work and Energy Class 9Illustrate the law of conservation of energy by discussing the energy changes which occur when we draw a pendulum bob to one side and allow it to oscillate. Why does the bob eventually come to rest? What happens to its energy eventually? Is it a violation of the law of conservation of energy? By Quick Guide Team / March 19, 2026
Work and Energy Class 9An object of mass, m is moving with a constant velocity, v. How much work should be done on the object in order to bring the object to rest? By Quick Guide Team / March 19, 2026
