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Test: A Journey through States of Water - Class 6 MCQ


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10 Questions MCQ Test Science Class 6 - Test: A Journey through States of Water

Test: A Journey through States of Water for Class 6 2024 is part of Science Class 6 preparation. The Test: A Journey through States of Water questions and answers have been prepared according to the Class 6 exam syllabus.The Test: A Journey through States of Water MCQs are made for Class 6 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: A Journey through States of Water below.
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Test: A Journey through States of Water - Question 1

Which of the following is the solid form of water?

Detailed Solution for Test: A Journey through States of Water - Question 1
Ice is the solid form of water, characterized by a fixed shape and rigidity.
Test: A Journey through States of Water - Question 2

What property allows water to dissolve many substances?

Detailed Solution for Test: A Journey through States of Water - Question 2
Water is known as a universal solvent because it can dissolve many substances due to its solvent properties.
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Test: A Journey through States of Water - Question 3

Which process describes the change from liquid water to water vapour?

Detailed Solution for Test: A Journey through States of Water - Question 3
Evaporation is the process where liquid water gains heat and changes into water vapour.
Test: A Journey through States of Water - Question 4
Why does ice float on water?
Detailed Solution for Test: A Journey through States of Water - Question 4
- Ice floats on water due to its lower density compared to liquid water.
- When water freezes, its molecules arrange into a crystalline structure that takes up more space, making ice less dense.
- Density is mass per unit volume; since ice has a greater volume for the same mass, it is lighter than water.
- This unique property of water is crucial for aquatic life, as it insulates the water below, maintaining a stable environment.
Test: A Journey through States of Water - Question 5
Which state of water is invisible?
Detailed Solution for Test: A Journey through States of Water - Question 5
Water vapour is the gaseous form of water and is invisible.
Test: A Journey through States of Water - Question 6
What happens during condensation?
Detailed Solution for Test: A Journey through States of Water - Question 6
During condensation, water vapour loses heat and changes into liquid water.
Test: A Journey through States of Water - Question 7
Which factor increases the rate of evaporation?
Detailed Solution for Test: A Journey through States of Water - Question 7
Increased air movement speeds up the rate of evaporation by moving humid air away and bringing in dry air.
Test: A Journey through States of Water - Question 8
What is an example of the cooling effect of evaporation?
Detailed Solution for Test: A Journey through States of Water - Question 8
Sweating cools our body because the evaporation of sweat absorbs heat from our skin.
Test: A Journey through States of Water - Question 9
How do clouds form?
Detailed Solution for Test: A Journey through States of Water - Question 9
Clouds form by the condensation of water vapour around tiny particles like dust in the atmosphere.
Test: A Journey through States of Water - Question 10
Which technique is used for water conservation?
Detailed Solution for Test: A Journey through States of Water - Question 10
Drip irrigation is an efficient method of watering plants that helps conserve water by delivering it directly to the roots.
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