CBSE Class 9 Science Worksheet Set T Solved
PHYSICS 1. Under what condition, the average speed of a moving object is equal to the magnitude of the average velocity. 2. Distinguish between speed and velocity. 3. Usha swims in a 90m long pool. She covers 180m in one minute by swimming from one end to the other and…
CBSE Class 9 Science Worksheet Set S Solved
PHYSICS 1. What type of energy transformation take place in electric motor? 2. If an electric iron of 1200 W is used for 30 minutes every day. Find electric energy consumed in 30 days in kilowatt hour. 3. Can any object have momentum even if its mechanical energy is…
CBSE Class 9 Science Worksheet Set R Solved
PHYSICS 1. What type of energy transformation takes place in photosynthesis? 2. How do you differentiate kilowatt from kilowatt hour? 3. 300 J of work is done in sliding a 2Kg block up in an inclined plane of height 10m. What is the work done against force of friction…
CBSE Class 9 Science Worksheet Set Q Solved
PHYSICS 1. What type of energy transformation take place in a loud speaker? 2. Distinguish between energy and power. 3. The Jog Falls in Karnataka state are nearly 20m high. 2000 tonnes of water falls from it in a minute. Calculate the equivalent power, if all this…
CBSE Class 9 Science Worksheet Set P Solved
PHYSICS 1. Define relative density. 2. Differentiate between mass and weight of an object. 3. Why does a block of plastic released under water come up to the surface of water? 4. To estimate the height of a bridge over a river, a stone is dropped freely on the river…
CBSE Class 9 Science Worksheet Set O Solved
PHYSICS 1. Define pressure. Name its SI unit. 2. What is the source of centripetal force that a planet requires to revolve around the sun? On what factors does that force depend? 3. State Archimedes’ Principle. Write two practical applications of this principle. 4. A…
CBSE Class 9 Science Worksheet Set N Solved
PHYSICS 1. Name two factors on which buoyant force acting on an object depends. 2. Explain why a sheet of paper falls slower than one that is crumpled. 3. Define pressure. Explain why a wide steel belt is provided over the wheels of an army tank. 4. A stone is…
CBSE Class 9 Science Worksheet Set M Solved
PHYSICS 1. Is it possible for an object which has moved through a certain distance to have zero displacement? Give an example for the same. 2. List two differences between speed and velocity. 3. a) Define average speed b) A car travels a distance of 200 m in a time 30…
CBSE Class 9 Science Worksheet Set E
CLASS IX BIOLOGY REVISION ASSIGNMENT CHAPTER 5- THE FUNDANENTAL UNIT OF LIFE 1. Cell organelle that contain its own genetic material is: a) Ribosome c) mitochondria b) Lysosome d) Golgi bodies 2. Assertion: The inner mitochondrial membrane is highly…
CBSE Class 9 Science Structure of The Atom Worksheet Set D
SENIOR SECTION DEPARTMENT OF CHEMISTRY CLASS IX STRUCTURE OF ATOM WORKSHEET- IV 1 Mark Questions: 1i.. On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole? ii. Where are electrons found in the atom? iii. What are canal rays? iv.…
CBSE Class 9 Science Worksheet Set L
Subject: Chemistry 1. The boiling point of water on Celsius and Kelvin scale respectively is: a)373, 273 c)0, 273 b)273, 373 d)100, 373 2. Zig-zag movement of the solute particle in a solution is known as a) Linear motion c) Circular motion b) Brownian…
CBSE Class 9 Science Worksheet Set K
PHYSICS 1. An object has moved through a distance. Can it have zero displacement? If yes support your answer with an example. 2. A farmer moves along the boundary of a square field of side 10 m in 40 s. What will be the magnitude of displacement of the farmer at the end of…
CBSE Class 9 Science Worksheet Set J
Physics 1. A particle is moving in a circular path of radius ‘r’. The distance covered after 5 complete rounds will be: a) 0 b)2r c)2πr d)10πr 2. On moving above the surface of the earth the value of ‘g’: a) decreases c)…
CBSE Class 9 Science Worksheet Set I
Subject: BIOLOGY 1. Identify and name the following cell structures: a) The undefined nuclear region of prokaryotic cell b) Site of energy release inside the cell 2. Differentiate between three types of muscle fibres on the basis of their location. 3. Write one…
CBSE Class 9 Science Worksheet Set H
Revision Assignment Class-IX (BIOLOGY) 1. Assertion : The outer membrane of mitochondria is folded into waste. Reason : Cristae increase the surface area of respiration. a) Both A and R are true and R is the correct explanation of A b) Both A and R are true but R is not…