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Question 1 of 15
1. Question
Figure shows the particles of water. State the correct answer.
(i) Particle A is referring to what water state?
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Question 2 of 15
2. Question
Figure shows the particles of water. State the correct answer.
(ii) What process takes place at X?
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Question 3 of 15
3. Question
Figure below shows the particles of water. State the correct answer.
(iii) Particle B is referring to what water state?
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Question 4 of 15
4. Question
Choose one correct answer in each drop-down list.
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(i) Particle A is referring to what water state? .
(ii) Particle B is referring to what water state? .
(iii) What process takes place at X? .
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Question 5 of 15
5. Question
Pure ice changes to water at the temperature -5 degree Celsius.
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Question 6 of 15
6. Question
The boiling point of pure water is 100 degree Celsius.
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Question 7 of 15
7. Question
When water turns to gas (water vapour) , it gains heat.
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Question 8 of 15
8. Question
Figure below shows the particles of water. State the correct answer.
(i) What process takes place at X?
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Question 9 of 15
9. Question
Figure below shows the particles of water. State the correct answer.
(i) What particle of water state is referring to at Z?
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Question 10 of 15
10. Question
Match the given words with the correct statement.
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(a) In nature, water goes through changes of .
(b) In a day, the sun heats the water from rivers, streams, ponds, lakes and seas to .
(c) Living things (plants and animals) also gives off into the air.
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Question 11 of 15
11. Question
Fill in the Correct Answer.
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is capable of dissolving a variety of different substances.
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Question 12 of 15
12. Question
Fill in the Correct Ans
wer.-
If a substance disappears completely when it is mixed thoroughly with water, it is called to be in water.
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Question 13 of 15
13. Question
When water mixed with salt, it will change to _________
from its original state.CorrectIncorrect -
Question 14 of 15
14. Question
Match the given words with the correct statement.Sort elements
- iron and its alloys.
- Oxygen and water.
- steel
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Rusting is the common term for corrosion of
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Rusting occurs when an iron-based metal comes in contact with
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One good example of common term of corrosion and its alloys in rusting is
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Question 15 of 15
15. Question
Choose the right way to prevent an iron nail from rusting.
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