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Activity 3:
Answer the crossword. First letters of the answers were already given for you.
Across:
1. When sugar is heated, it turns into ___________.
2. When a paper is heated, it turns into _________.
3. When a matchstick is heated, it can cause ___________ change.
4. When a fresh egg is heated, it becomes _________.
5. When a white sugar is heated, its ______ turns into brown.
Down:
1. When ice is heated, it _________.
2. ________ change occurs when vegetables are heated.
3. When a wood is heated/burned, it becomes a ___________.
4. Application of heat to materials can cause ___________.
5. When metals are heated, it becomes ______________.
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