What provides the ultimate source of energy for all living things on Earth?

1) name any two states which are leading producer of cotton textile in india 2) wht information technology 3) name any two countries which are leading producers of cotton of cotton textile 4) wht is add to pig iron to convert it into steel

The magnitude of an earthquake is typically calculated according to the scale.           a. mercalli   b. fujita   c. richter   d. saffir-simpson  

How does a compass rose indicate the map