Podcast
Questions and Answers
What can we infer when milk is left at room temperature during summers?
What can we infer when milk is left at room temperature during summers?
- It undergoes a chemical change (correct)
- It becomes colder
- It turns into yogurt
- It remains unchanged
What happens when an iron tawa/pan/nail is left exposed to humid atmosphere?
What happens when an iron tawa/pan/nail is left exposed to humid atmosphere?
- It becomes smoother
- It changes color due to a physical change
- It undergoes rusting due to a chemical change (correct)
- It gets colder
What occurs when grapes get fermented?
What occurs when grapes get fermented?
- They become sweeter
- They change color
- They become firmer
- They undergo a chemical change due to fermentation (correct)
What can be concluded when food is cooked?
What can be concluded when food is cooked?
What happens when we respire?
What happens when we respire?
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