Questions

Cold air is ______.

The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called ___

Select the word with the correct spelling.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
In the Northeast, the sun
X-sets by four in the evening
Y-morning and in winter it
Z-rises as early as four in the

In the following question, four words are given, out of which only one word is correctly spelt. Find the correctly spelt word.

Give an example of a salt which gives an aqueous solution of pH less than 7.

What is nature of pH of Milk?

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?