Q14) Identify the non-conventional source of energy that is produced from the
decomposed organic matter. Write any one
usage, advantage and disadvantage of this
form of energy

The oldest seafloor in the atlantic ocean is located closest to the edge of the continents. explain how this age can be used to figure out when north america first began to separate from europe

What is the process that powers plate tectonics

Arow of elements on the periodic table is called an