Question

B. Fill in the blanks.
1.In a .... change, new substances formed
2. In a.....
change, no new
substances are formed.
3. Squeezing of a rubber ball is an example of a......
change, while burning of a
candle is a......
change.
4. Most chemical changes are....
5. Most physical changes are.....​

Answer 1

1. Chemical
2. physical
3. physical change, chemical change.
4. irreversible
5. reversible

Answer 2

Answer:

1.In a . Chemical. change, new substances formed

2. In a.. physical.change, no new substances are formed.

3. Squeezing of a rubber ball is an example of a.. physical change, while burning of a

candle is a Chemical change.

4. Most chemical changes are irreversible

5. Most physical changes are reversible