Question

assertion reasoning questions class 9 science chapter 1​

Answer 1

Answer:

Assertion: Light is not considered as matter.

Reason: Light does not occupy space, has no mass or volume.

(a) Both assertion and reason are correct and reason is the correct explanation for assertion.

(b) Both assertion and reason are correct and reason is not the correct explanation for assertion.

(c) Assertion is correct but reason is incorrect.

(d) Both assertion and reason are incorrect.

Explanation:

kindly go through the above question

Answer 2

Assertion:

Displacement of an object may be zero even if the distance covered by it is not zero.

Reason:

Displacement is the shortest distance between the initial and final position.

Explanation:

• (a) Both assertion and reason are true and reason is the correct explanation of assertion.
• When the final position of an object coincides with its initial position, displacement is zero, but the distance travelled is not zero.