waid academy science particles: solids, liquids & gases
DESCRIPTION
Solids keep a fixed shape and volume 1.True 2.False 10TRANSCRIPT
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Waid Academy Science
Particles: Solids, Liquids & Gases
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Which of the following is NOT one of the three states of matter?
1. Solid2. Liquid3. Gas4. Air
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Solid Liquid Gas Air
Solid
Liquid
Gas 10
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Solids keep a fixed shape and volume
1. True2. False
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Identify the correct fact about liquids
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0%
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0% 1. Liquids keep the same shape2. Liquids keep their volume3. Liquids are clear4. You can see through a liquid
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When liquid water in a kettle boils to form steam this is
known as…
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Melting Freezing Evaporating Condensing
1. Melting2. Freezing3. Evaporating4. Condensing
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25 cm3 of dried peas and 25 cm3 of sand are added together.
What might the final volume be?
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1. Exactly 50 cm3
2. Less than 50 cm3
3. More than 50 cm3
4. Exactly 25 cm3
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What does diffusion mean?
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A substance taking up more room when it is heated
A substance taking up less room when it is cooled
Movement of one substance through another.
A liquid changing into a solid
1. A substance taking up more room when it is heated
2. A substance taking up less room when it is cooled
3. Movement of one substance through another.
4. A liquid changing into a solid
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Why is diffusion quicker in gases than in liquids?
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0% 1. Gas particles have big spaces between them & move faster
2. Gas particles have small spaces between them & move faster
3. Gas particles have big spaces between them & move slower
4. Gas particles have small spaces between them and move slower
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Expansion in a solid, liquid or gas happens when the
substance is…
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Pulled Pushed Cooled Heated
1. Pulled2. Pushed3. Cooled4. Heated
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Why do railway lines have small gaps between the rails?
1. So that they can contract in the heat
2. So that they can expand in the heat
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Why are telephone lines put up slack on a hot summer day?
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They would expand & snap in hot weather They would contract & snap in hot weather They would contract & snap in cold weather They would expand & snap in cold weather
1. They would expand & snap in hot weather
2. They would contract & snap in hot weather
3. They would contract & snap in cold weather
4. They would expand & snap in cold weather 15