Question

d. il
8. Substances expand on heating. Is that a
SHORT-ANSWER QUESTIONS: Answer in a sentence or two.
Give one example for each of the following types of changes:
a. physical changes
b. chemical changes
c. reversible changes
2. A pouter shapes pots out of clay. He then bakes the pots in an oven. Iden
and irreversible changes taking place in the process.
3. Breaking of a glass tumbler and burning of paper are changes in which we
the original substances. What is the difference between these two change
4. What kind of change is cooking of food? Why?
5. Do you agree with the statement all physical changes are reversible? Ifr
statement
Growth is increase in size. Is it a physical or a chemical change? Give rea
LONG-ANSWER QUESTIONS: Answer these questions.
Explain the difference between physical and chemical changes, giving on
One way changes are classified is reversible and irreversible'. Explain wit​

Answer 1

Explanation:

reversible changes

2. A pouter shapes pots out of clay. He then bakes the pots in an oven. Iden

and irreversible changes taking place in the process