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प्रश्न
What is science?
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उत्तर १
Science is the systematic effort by human beings to control nature through experiments and observation for their own use.
उत्तर २
Science is the systematic ongoing effort by human beings to study understand and utilize nature for meaningful purposes. This understanding is slowly developed by careful observations and experiments.
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संबंधित प्रश्न
What is ‘Philosopher’s stone’?
How is the knowledge of chemistry important to mankind?
Write True or False against the following statement.
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Match the following scientists in column A with their discoveries or contributions in column B.
| Column A | Column B | ||
| (a) | Marie Curie | (i) | Safety Lamp |
| (b) | John dalton | (ii) | Helium |
| (c) | William Ramsey | (iii) | Nobel Prize Winner (two times) |
| (d) | Sir Humphry Davy | (iv) | Atomic Theory |
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Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
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Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
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