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प्रश्न
Change is the law of nature and occurs in our everyday life, at all times and in all places.
Differentiate between the following change with a suitable example.
Natural and man-made change.
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उत्तर
| Natural change | Man-made change |
| (i) Changes brought about by – nature. | (i) Changes brought about by – man. |
|
(ii) Examples:
|
(ii) Examples:
|
APPEARS IN
संबंधित प्रश्न
Write true or false for the statement
A natural change can also be a desirable change
Write short answer.
Sublimation is classified as a physical change. Why ?
State whether the following is physical or chemical changes.
cutting wood into small pieces —
Write true or false
Cutting of paper into pieces is a chemical change.
Write true or false
A natural change can also be a desirable change.
State the various conditions that favour the process of evaporation.
Which of the following are physical changes and which are chemical changes ?
Rusting of iron
Classify the Following as a Physical Or a Chemical change.
Glowing of an Electric Bulb
Select the chemical changes from the following list of changes
The carbon cycle.
Classify the following changes as physical and chemical changes
A rough piece of wood is sanded and polished resulting in change in texture, Rusting of a iron nail, Painting the grill, Bending a paper clip, Pounding silver into thin plate, Rolling the chappathi dough into thin wire, Occurrence of day and night, eruption of volcano, burning of matchstick, dosa from the batter, blinking of eyelids, occurrence of a thunderstorm, rotation of the earth, formation of eclipses.
| Sr. No. | Physical changes | Chemical changes |
| 1. | ||
| 2. |
