Consider the following two statements: |
Statement A: New substances are not formed after a chemical change. |
Statement B: New substances are formed after a physical change. |
Which of the following is correct with respect to the above statements? |
Consider the following two statements: |
Statement A: If raindrops pass through a very hot layer of air, they freeze and come down as hailstone. |
Statement B: When condensation takes place high above the ground, clouds are formed. |
Which of the following is correct with respect to the above statements? |
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