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Class 4 Exam  >  Class 4 Tests  >  Test: Solids, Liquids & Gases- 2 - Class 4 MCQ

Test: Solids, Liquids & Gases- 2 - Class 4 MCQ


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10 Questions MCQ Test - Test: Solids, Liquids & Gases- 2

Test: Solids, Liquids & Gases- 2 for Class 4 2024 is part of Class 4 preparation. The Test: Solids, Liquids & Gases- 2 questions and answers have been prepared according to the Class 4 exam syllabus.The Test: Solids, Liquids & Gases- 2 MCQs are made for Class 4 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Solids, Liquids & Gases- 2 below.
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Test: Solids, Liquids & Gases- 2 - Question 1
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Which of these is a characteristic property of gases?

Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 1

Gases are not at all rigid.

Test: Solids, Liquids & Gases- 2 - Question 2
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The conversion of matter from solid state to liquid state is called ________.

Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 2

The process of conversion of solid state to liquid state is called melting.

What are some examples of melting? - Quora

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Test: Solids, Liquids & Gases- 2 - Question 3
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Read the statements carefully and choose the correct option.     
Statement A: In solids the molecules are packed the closest together.
Statement B: In gases the molecules are spread out the most.

Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 3

Solid > Liquid > Gas. Solids have the most tightly packed molecules and gases have the least packed molecules.

Test: Solids, Liquids & Gases- 2 - Question 4
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Water is known as a universal ____.
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 4

Water is known as a universal solvent because it can dissolve many substances like salt, sugar, coffee, and more. A solvent is what dissolves other substances in a solution.

Test: Solids, Liquids & Gases- 2 - Question 5
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Air has _____ and takes up _____.

Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 5

Air has weight and takes up space. This means that even though we can't see air, it still has some weight and fills the space around us. Imagine blowing up a balloon, the air you blow into it gives the balloon weight and fills it up just like how air fills the space around us.

Test: Solids, Liquids & Gases- 2 - Question 6
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Which process would be used to separate sugar from a sugar-water solution?
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 6
Evaporation is used to separate sugar from a sugar-water solution. By heating the solution, the water evaporates, leaving behind the sugar crystals. This method works because sugar dissolves in water but does not evaporate with it.
Test: Solids, Liquids & Gases- 2 - Question 7
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What happens to the rate of diffusion when a substance changes from a solid to a liquid?
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 7
The rate of diffusion increases when a substance changes from a solid to a liquid. In liquids, particles are less tightly packed and can move more freely compared to solids, allowing for faster diffusion.
Test: Solids, Liquids & Gases- 2 - Question 8
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What is the outcome when a substance undergoes condensation?
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 8
Condensation involves a substance changing from a gas to a liquid. For example, water vapor in the air condenses into liquid water when cooled, such as when steam forms droplets on a cold surface.
Test: Solids, Liquids & Gases- 2 - Question 9
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Which of the following is an example of an insoluble substance in water?
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 9
Tea leaves are an example of an insoluble substance in water. Unlike sugar and salt, which dissolve, tea leaves do not dissolve in water. They remain separate and can be filtered out from the liquid.
Test: Solids, Liquids & Gases- 2 - Question 10
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What is the role of a solute in a solution?
Detailed Solution for Test: Solids, Liquids & Gases- 2 - Question 10
A solute is a substance that dissolves in a solvent to form a solution. For example, when sugar is added to water, it dissolves (solutes) to form a sweet solution. The solute integrates into the solvent to create a uniform mixture.
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