Question
Which of the following is NOT a type of physical
weathering?Solution
Hydration is a type of chemical weathering, not physical weathering. Physical weathering involves the mechanical breakdown of rocks into smaller fragments without changing their chemical composition. Examples include frost action, thermal expansion, exfoliation, and salt crystallization.
Butanone is a four-carbon compound with the functional group
Which vitamin helps in improving night vision?
The sharpness of a television image is termed as its –
A body falls freely from a height of 80 m. Time taken to reach the ground is:
The breakdown of pyruvate to give carbon dioxide, water and energy takes place in
What is the function of antioxidants in the body?
The SI unit of power is:
What do we call sound waves with frequencies below 20 Hz?
The work done on an object does not depend upon the
