Question

2.
Fill in the blanks with the words physical or chemical -
1. Digestion of food is a____change.
2. Formation of water from ice is a____ change.
3. Curdling of milk is a___ change.
4. Melting of wax of a candle is a___change whereas its burning is a___change.

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Answer 1

Answer:

1)both physical and chemical

2)physical

3)chemical

4)physical,chemical

Explanation:

digestion of food is both chemical and physical change because we chew food so it's physical and it converts into energy so chemical

Answer 2

Answer:

1. chemical change.

2. physical change.

3.chemical change.

4.physical change,chemical change.

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