Question

What are the important factors that affect the generation of coal?

• A. Time
• B. Heat
• C. Pressure
• D. Region

Answer 1

Answer: (A), (B)

The correct options are
A Time
B Heat

Coal was formed millions of years ago. Around that time, the earth was covered with giant ferns, swamps, and mosses which later got buried inside it. Due to heat and pressure, they started experiencing changes, eventually producing a black colored substance called coal.