Practice

A Journey Through States of Water — Practice

15 questions 15 min Recall + understand

Q1. Ice and water are best described as
- A. Two different substances with different properties
- B. Two forms (states) of the same substance
- C. A mixture of two different substances
- D. The same form of water, just at different times
Q2. The process of conversion of water into its vapour state is called
- A. Condensation
- B. Freezing
- C. Evaporation
- D. Melting
Q3. The process of conversion of water vapour into its liquid state is called
- A. Evaporation
- B. Melting
- C. Freezing
- D. Condensation
Q4. The process of conversion of a solid into its liquid state is called
- A. Melting
- B. Freezing
- C. Evaporation
- D. Condensation
Q5. The process of conversion of a liquid into its solid state is called
- A. Evaporation
- B. Freezing
- C. Melting
- D. Condensation
Q6. Water is found in three different states. Which of the following lists names them correctly?
- A. Solid, liquid and plasma
- B. Solid, gas and dust
- C. Ice, water and steam only
- D. Solid, liquid and gas
Q7. Which property is true for ice (solid state of water)?
- A. It retains its own shape irrespective of the container
- B. It takes the shape of the container in which it is kept
- C. It spreads out into the entire available space
- D. It has no fixed volume but a fixed shape
Q8. Which of the following correctly describes water vapour (gaseous state)?
- A. It has a fixed shape but no fixed volume
- B. It takes the container's shape but keeps its own volume
- C. It spreads out into the entire available space
- D. It retains its own shape like a solid
Q9. The amount of water vapour present in the air is known as
- A. Pressure
- B. Humidity
- C. Temperature
- D. Density
Q10. The circulation of water between the Earth's surface and the atmosphere is known as the
- A. Carbon cycle
- B. Air cycle
- C. Water cycle
- D. Oxygen cycle
Q11. When water on a steel plate completely disappears at room temperature, it has been converted into
- A. Ice (a solid state)
- B. Water vapour (a gaseous state)
- C. Another liquid
- D. Dust on the plate
Q12. Drying of wet clothes is an everyday example of
- A. Condensation
- B. Melting
- C. Evaporation
- D. Freezing
Q13. Dew drops seen on plants in the morning are formed mainly because of
- A. Evaporation of water from leaves
- B. Melting of ice on leaves
- C. Condensation of water vapour from the air
- D. Freezing of water inside the leaves
Q14. Water stored in a matka (earthen pot) becomes cooler than water stored in a stainless steel pot mainly because
- A. Earthen pots release a cooling chemical into the water
- B. Water seeps through the earthen pot and evaporates from its surface, producing a cooling effect
- C. Earthen pots are stronger and absorb less heat
- D. Earthen pots are kept in sunlight
Q15. Falling water drops from clouds are commonly called
- A. Snow
- B. Rain
- C. Hail
- D. Dew

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