Pressure Winds Storms and Cyclones Class 8 Assertion and Reason Questions

Pressure Winds Storms and Cyclones Class 8 Assertion and Reason Questions

Pressure Winds Storms and Cyclones Class 8 Assertion and Reason Questions

Following questions are of Assertion (A), Reason (R) type questions. Choose the correct answer from the following options:

(a) Both A and R are true, and R is the correct explanation of A.

(b) Both A and R are true, but R is not the correct explanation of A.

(c) A is true, but R is false.

(d) A is false, but R is true.

1. (A): Air flows from a region of higher pressure to a region of lower pressure.

(R): This flow of air is caused by the uneven heating of the Earth's surface.

Answer:

(a) Both A and R are true, and R is the correct explanation of A.

2. (A): Liquids exert pressure only at the bottom of a container.

(R): Liquids exert pressure on the walls of the container as well.

Answer:

(d) A is false, but R is true.

3. (A): Thunderstorms are formed only in tropical regions.

(R): Thunderstorms require moisture and strong winds for their formation.

Answer:

(d) A is false, but R is true.

4. (A): The eye of a cyclone is the most dangerous part of the storm.

(R): The eye of a cyclone is characterised by calm winds and clear skies.

Answer:

(c) A is true, but R is false.

5. (A): Lightning occurs due to the collision of electric charges within clouds.

(R): Lightning can strike the ground and cause destruction.

Answer:

(a) Both A and R are true, and R is the correct explanation of A.