In 1809, lamarck developed one of the first theories of evolution called the

Environmental differences within ecosystems are generally caused by

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

How does friction with the atmosphere affect the speed of an artificial satellite