Question

A. Multiple Choice Questions:
1. Heat can change
a. State of an object
. Size of an object
c. Solubility of a substance
d. All of the above
2. Which one of the following is a desirable change?
a. Burning of coal
Flood
c. Burning of house
d. Landslide
3.
is an example of periodic change.
a. Motion of pendulum of clock
b. Motion of a cricket ball during a match
c. Motion of hand while writing
d. Motion of caron a long road
Changes Around​

Answer 1

Answer:

1 ans is a 2 ans is d 3 ans is b

Answer 2

Answer:

1 . State of an object

. Size of an object 3 . Motion of pendulum of clock