Answer
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Hint As we know that qualitative observations are used to describe the qualities of a substance or a compound, are made using the senses and it does not involve numbers. Whereas, it is found that quantitative observations basically describe the quantities of a substance, and these are made with the instruments like balances, thermometers etc.
Complete answer:
- Let us discuss about the difference in between quantitative and qualitative observations in tabular form:
Note: We can say that Qualitative observations are those that describe the occurrences or properties in different ways that do not rely on numbers. Whereas, Quantitative observations are those that consist of both a unit and a number.
Complete answer:
- Let us discuss about the difference in between quantitative and qualitative observations in tabular form:
QUALITATIVE OBSERVATION | QUANTITATIVE OBSERVATION |
1. it is found that qualitative observations are not accurate | 1. it is found that quantitative observations are accurate |
2. qualitative observations are basically variable | 2. quantitative observations are basically invariable |
3. we cannot measure these. | 3. we can measure these. |
4. qualitative observations cannot be recorded in the terms of numbers. | 4. quantitative observations can be recorded in the terms of numbers. |
5.examples are: one litre of ethyl alcohol is lighter than one litre of water.The freezing point of water is colder than its boiling point. | 5. examples are: 1) one litre of ethyl alcohol has weight of approximately 789 grams and one litre of water has weight of approximately 1000g.2) The boiling point of water is ${{100}^{\circ }}C$ freezing point of water is ${{0}^{\circ }}C$ |
Note: We can say that Qualitative observations are those that describe the occurrences or properties in different ways that do not rely on numbers. Whereas, Quantitative observations are those that consist of both a unit and a number.
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