Class 6 Science Chapter 8: A Journey through States of Water — practice questions with answers
Free practice for Class 6 Science, Chapter 8: A Journey through States of Water. Try the solved questions below, then take a free test with instant marking and explanations.
33 questions12 easy, 15 medium, 6 hardNCERT · CBSE · State boards
Sample questions with solutions
Q1. Ice and water are two states of the same substance.
True or false?
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Answer: True
Why: An ice cube kept on a table turns into water; ice and water are two forms, or states, of the same substance. [p.144]
Why: An ice cube kept on a table turns into water; ice and water are two forms, or states, of the same substance. [p.144]
Q2. The process of conversion of water into its vapour state is called ______.
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Answer: evaporation
Why: This process is called evaporation, and it takes place continuously, even at room temperature. [p.145]
Why: This process is called evaporation, and it takes place continuously, even at room temperature. [p.145]
Q3. Which of these are examples of evaporation? (Tick all that apply)
- Drying of wet clothes
- Drying of a mopped floor
- Drying of sweat on our body
- Water drops forming on a cold glass
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Answer: A. Drying of wet clothes; B. Drying of a mopped floor; C. Drying of sweat on our body
Why: Drying clothes, mopped floors and sweat are evaporation; drops on a cold glass are condensation. [p.145, p.148]
Why: Drying clothes, mopped floors and sweat are evaporation; drops on a cold glass are condensation. [p.145, p.148]
Q4. The process of conversion of water vapour into its liquid state is called ______.
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Answer: condensation
Why: When water vapour touches a cold surface and forms droplets, the process is condensation. [p.148]
Why: When water vapour touches a cold surface and forms droplets, the process is condensation. [p.148]
Q5. Which state of water keeps its own shape whatever container it is in?
- Solid (ice)
- Liquid (water)
- Gas (water vapour)
- None
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Answer: A. Solid (ice)
Why: Ice retains its shape; water takes the shape of its container; water vapour spreads everywhere. [p.151]
Why: Ice retains its shape; water takes the shape of its container; water vapour spreads everywhere. [p.151]
Q6. Which state of water spreads out into the entire available space?
- Water vapour
- Ice
- Water
- Snow
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Answer: A. Water vapour
Why: Water vapour (gaseous state) spreads out into all the available space and has no fixed shape. [p.151]
Why: Water vapour (gaseous state) spreads out into all the available space and has no fixed shape. [p.151]
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Frequently asked questions
How many practice questions are there for Class 6 Science Chapter 8: A Journey through States of Water?
33 questions (12 easy, 15 medium, 6 hard). A few are solved on this page; the free test shows the answer and explanation for every question after you submit.
Is this chapter from the NCERT book?
Yes — it follows the NCERT Class 6 Science syllabus, used by CBSE and many state boards.