Question

8. On the day of Diwali, We used to light sparklers. The burning of sparklers is an example of
a. physical change
b. reversible change
c. irreversible chemical change
d. endothermic change
a
9. The new substance formed after a chemical reaction is called as
a.
Reactant
b. Catalyst
C.
Product
d. None of the above
II. Comprehension
10. Look at the picture and read the passage and answer the questions​

Answer 1

Answer:

9) reactants,8) chemical reaction