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Question
Fill in the blank
Water is a matter because it has ............ and occupies ............
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Solution
Water is a matter because it has mass and occupies space.
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Evaporation of a liquid causes cooling.
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The molecules in a substance arc in random motion.
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The inter-molecular spacing is .......... in solids ........... in liquids and ............... in gases.
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Multiple choice question.
A solid is a state of matter that has
Name the three states of matter and define them.
Explain the term ‘matter'
Fill in the blank with the correct word Given below.
Matter can change from one state to another by the change in ____
Match the characteristics of the three states of matter in List I with their correct answer from List II.
| List I | List II |
| 1. Are highly rigid and have a definite shape | A: Solids and gases only |
| 2. Have no definite shape | B: Solids only |
| 3. Have definite volume but no definite shape | C: Liquids and gases only |
| 4. Are highly compressible and least rigid | D: Gases only |
| 5. Have no definite volume | E: Solid, liquids and gases |
| 6. Have no definite shape and volume |
F: liquids only |
| 7. Occupy space | G: Solids and liquids only |
| 8. Are not compressible | |
| 9. Are slightly compressible | |
| 10. Have mass |
