Reversing Heat and Cold
2nd Grade Science · Flashcards
2ND GRADE SCIENCE · FLASHCARDS
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QUESTION
Identify whether melting ice into liquid water is reversible or irreversible.
QUESTION
Which option is the best test for reversibility: can it return by heating/cooling or did it change color?
QUESTION
Which option best describes melting chocolate and letting it harden again?
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ANSWER
Reversible. Chocolate returns to solid form when cooled without chemical change.
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