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What happens to the density of a substance when it is heated?
  • a)
    It decreases.
  • b)
    It becomes undefined.
  • c)
    It remains constant.
  • d)
    It increases.
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
What happens to the density of a substance when it is heated?a) It dec...
When a substance is heated, its volume typically increases while its mass remains constant, leading to a decrease in density. This principle explains why hot air rises: as the air heats up, it expands, becomes less dense, and rises above cooler, denser air.
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