Documents The proto planetary disc, from which the earth is made, was composed of HHydrogen HeHelium NNitrogen...

Slide 1The proto planetary disc, from which the earth is made, was composed of HHydrogen HeHelium NNitrogen OOxygen and other elements & simple molecules. THE ATMOSPHERE…

Documents What is Science?

What is Science? What is Science? How would you define âScienceâ? Science is knowledge. Knowledge attained through study or practice. Science refers to a system of acquiring…