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Test: Three States of Matter - Grade 10 MCQ


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10 Questions MCQ Test Chemistry for Grade 10 - Test: Three States of Matter

Test: Three States of Matter for Grade 10 2024 is part of Chemistry for Grade 10 preparation. The Test: Three States of Matter questions and answers have been prepared according to the Grade 10 exam syllabus.The Test: Three States of Matter MCQs are made for Grade 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Three States of Matter below.
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Test: Three States of Matter - Question 1

How do particles move in a substance in the solid state?

Detailed Solution for Test: Three States of Matter - Question 1

In the solid state, particles vibrate about fixed positions.

Test: Three States of Matter - Question 2

Why can a liquid flow?

Detailed Solution for Test: Three States of Matter - Question 2

A liquid can flow because its particles move around, sliding over each other.

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Test: Three States of Matter - Question 3

Why can a gas be compressed?

Detailed Solution for Test: Three States of Matter - Question 3

A gas can be compressed because its particles are far apart and have space to move into.

Test: Three States of Matter - Question 4

What is the name of the change of state from gas to liquid?

Detailed Solution for Test: Three States of Matter - Question 4

The change of state from gas to liquid is condensing.

Test: Three States of Matter - Question 5

In which change is energy transferred from the surroundings to the substance?

Detailed Solution for Test: Three States of Matter - Question 5

Energy is transferred from the surroundings to the substance in melting.

Test: Three States of Matter - Question 6

Why is energy transferred from the substance to the surroundings when a substance freezes?

Detailed Solution for Test: Three States of Matter - Question 6

Energy is transferred from the substance to the surroundings when a substance freezes because the forces of attraction get stronger.

Test: Three States of Matter - Question 7

Which two states of matter are involved in sublimation?

Detailed Solution for Test: Three States of Matter - Question 7

Sublimation is the change of state from solid to gas.

Test: Three States of Matter - Question 8

Which of these statements is true?

Detailed Solution for Test: Three States of Matter - Question 8

The stronger the forces of attraction, the higher the melting point.

Test: Three States of Matter - Question 9

A substance has a melting point of -7°C and a boiling point of 59°C. What is its state at room temperature (20°C)?

Detailed Solution for Test: Three States of Matter - Question 9

The given temperature (room temperature) is between the melting and boiling points, so the substance is in the liquid state.

Test: Three States of Matter - Question 10

A substance has a melting point of -210°C and a boiling point of -196°C. What is its state at -190°C?

Detailed Solution for Test: Three States of Matter - Question 10

The given temperature (-190°C) is above the boiling point, so the substance is in the gas state.

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