Question

8)
Read the given statements and select the correct option.
Statement 1: Sound would travel faster on a hot summer day than on a cold
winter day.
Statement 2: Velocity of sound depends on temperature.

A) Both statements 1 and 2 are true and statement 2 is the correct explanation of
statement 1.
B) Both statements 1 and 2 are true but statement 2 is not the correct
explanation of statement 1.
C) Statement 1 is true and statement 2 is false.
D) Both statements 1 and 2 are false.

9) List the four ill effects of noise pollution on human health? Suggest three
measures to limit noise pollution in your locality.
10) Suppose a stick is struck against a frying pan in a vacuum. Will the frying pan
vibrate? Will we be able to hear the sound? Explain.

Answer 1

Answer:

Here is Your Answer

Explanation:

Ans 1

A

B

C

D