CBSE Class 9 Science Worksheet Set Q Solved

Read and download free pdf of CBSE Class 9 Science Worksheet Set Q Solved. Download printable Science Class 9 Worksheets in pdf format, CBSE Class 9 Science All Chapters Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 9 Assignments and practice them daily to get better marks in tests and exams for Class 9. Free chapter wise worksheets with answers have been designed by Class 9 teachers as per latest examination pattern

All Chapters Science Worksheet for Class 9

Class 9 Science students should refer to the following printable worksheet in Pdf in Class 9. This test paper with questions and solutions for Class 9 Science will be very useful for tests and exams and help you to score better marks

Class 9 Science All Chapters Worksheet Pdf

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 energy can be utilized? Take g=10m/s2; 1 tonne = 1000 Kg
 
4. When a player hits a football, it moves along the curved path and then falls to the ground. What is the work done by the force of gravity on the football? Explain.
 
CHEMISTRY
 
5. What is atomicity? Give atomicity of sulphur. 
 
6. Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water. What mass of oxygen gas would be required to react completely with 5gm of hydrogen gas?
 
7. Define atomic mass unit. What do you understand from the statement „‟relative atomic mass of oxygen is 16”.
 
8. (a) Write the chemical formulae of
 
(i) Magnesium sulphate (ii) Potassium carbonate
 
(b) What happens to an element “A “if its atom gains two electrons?
 
BIOLOGY
 
9. Name the phylum of animals with pores . Give an example for such animals.
 
10. Explain or define the following terms in a sentence:
 
a) Cotyledonvvvv      b) Corals
 
11. Differentiate between Bryophyta and Pteridophyta. (any two points each) 
 
12. List out some common features in Cat, Bat and Rat incorporating in any class of Animmalia classification.
 
VALUE POINTS 
 
PHYSICS
 
1. Electrical energy to sound energy. 
 
2. Energy of an object is defined as its capacity for doing work. Power is the rate of doing work. Or energy consumed in unit time.
 
3. PE of water = mgh =2000 x103x10 x20 J
 
Power = 4x 108/60 =2/3 x 107W
 
4. The work done by the gravitational force is zero. This is due to the reason that the force and displacement are perpendicular to each other .
 
CHEMISTRY
 
5. The number of atoms present in the molecule Atomicity of S =8(polyatomic)
 
6. 1g of hydrogen gas requires 8g of oxygen.
 
Therefore,5g of hydrogen gas require=5x8=40g of oxygen
 
7. Atomic mass unit is equal to 1/12thmass of 1 atom of C-12(1u) This means that an atom of oxygen is 16 times heavier as compared to 1/12thmass of 1 atom of C-12(1u)
 
8. (a)MgSO4 (b) K2CO3
 
(b) it changes to a divalent anion A 2-



Please click on below link to download CBSE Class 9 Science Worksheet Set Q Solved

All Chapters CBSE Class 9 Science Worksheet

The above practice worksheet for All Chapters has been designed as per the current syllabus for Class 9 Science released by CBSE. Students studying in Class 9 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 9 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 9 Science students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 9 Science to develop the Science Class 9 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 9 Science designed by our teachers. After solving these you should also refer to Class 9 Science MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 9 Science which you can use to further make yourself better in Science.

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