MCQ - CBSE Class 9 Science Why does the temperature of a substance remain constant during its melting point or boiling point ? 09/28/2023 Ajit kumar 93 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Comment on the following statements : 09/28/2023 Ajit kumar 85 Views 0 Comments Read more
MCQ - CBSE Class 9 Science You want to wear your favourite shirt to a party, but the problem is that it is still wet after a wash. What steps would you take to dry it faster ? 09/28/2023 Ajit kumar 98 Views 0 Comments Read more
MCQ - CBSE Class 9 Science It is a hot summer day, Priyanshi and Ali are wearing cotton and nylon clothes respectively. Why do you think would be more comfortable and why ? 09/28/2023 Ajit kumar 75 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Sidak was making tea in a kettle. Suddenly she felt intense heat from the puff of steam gushing out of the spout of the kettle. She wondered whether the temperature of the steam was higher than that of the water boiling in the kettle. Comment. 09/28/2023 Ajit kumar 62 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Water as ice has a cooling effect, whereas water as steam may cause severe burns. Explain these observations. 09/28/2023 Ajit kumar 93 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Classify the following into osmosis/diffusion : 09/28/2023 Ajit kumar 72 Views 0 Comments Read more
MCQ - CBSE Class 9 Science ‘Osmosis is a special kind of diffusion’. Comment. 09/28/2023 Ajit kumar 71 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Give reasons to explain why: 09/28/2023 Ajit kumar 94 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What is meant by melting point? How is it different (SAI-2010) from fusion? 09/28/2023 Ajit kumar 82 Views 0 Comments Read more