Advertisements
Advertisements
Question
Classify the Following as a Physical Or a Chemical change.
Glowing of an Electric Bulb
Advertisements
Solution
Physical change
APPEARS IN
RELATED QUESTIONS
Dissolving salt in water is a reversible change.
Write short answer.
What are man-made changes ?
State the differences between a physical change and a chemical change.
Tick the most appropriate answer.
Rising and setting of the sun at a given place is a
Solve this crossword by using the clues that follow-
Across
1. Energy in the form of sunlight is absorbed by the green plants in this process.
4. The reddish-brown substance formed over iron in the presence of oxygen and moisture.
5. This change is permanent and irreversible.
6. The process in which a solid directly changes into gaseous state.
Down
1 . It is the change that takes place in case of swinging pendulum of a clock. –
2. Occurrence of this is a non-periodic change as well as a natural change.
3. It is a physical change.
Which of the following are physical changes and which are chemical changes ?
Freezing of water
Given reason:
Freezing of water to ice and evaporation of water are physical changes.
Select the chemical changes from the following list of changes
Breaking of glass
Select the correct answer from the choice given below to complete the sentence
The dissolution of lead nitrate in water is deemed as a _________ change.
Grinding of wheat grain changes its size. It is a ____________ change.
