Which of the following is/are the applied forces in mechanical weathering process? 1. Gravitational force 2. Expansion force 3. Force due to water pressure
1, 2 and 3
Correct Answer: (d) 1, 2 and 3
Explanation: All three forces—gravitational force, expansion force, and force due to water pressure—are involved in mechanical weathering.
Consider the following statements about anticyclones :
1. Anticyclones are high pressure systems.
2. Air in the centre of the system must be subsiding.
3. Anticyclones are characterized by converging winds.
How many of the above statements is/are correct?
Which one of the following is the correct sequence of layers as we move from the Earth’s surface upwards?
Which one of the following is a cold local wind?