Question

Choose the correct words from the dropdowns to complete the paragraph about temperature and matter.
Heating a liquid causes an increase to the speed and
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of its particles. Eventually, the temperature increases to the
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and the particles separate, becoming a
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. Cooling a liquid is the opposite process. Eventually, the temperature reaches the
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and the particles stay in fixed positions as a
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.

Answer 1

Heating a liquid causes an increase to the speed and **energy** of its particles. Eventually, the temperature increases to the **boiling point** and the particles separate, becoming a **gas**. Cooling a liquid is the opposite process. Eventually, the temperature reaches the **freezing point** and the particles stay in fixed positions as a **solid**.