Search Results for: moon
Revolution
revolution 1. The act of revolving, or turning round on an axis or a center; the motion of a body round a fixed point or... Read More
Protuberance
protuberance That which is protuberant swelled or pushed beyond the surrounding or adjacent surface; a swelling or tumour on... Read More
Abiotic factor
An abiotic factor is a non-living element of the environment that influences the way organisms and ecosystems function. Some... Read More
Chemotroph
Chemotroph Definition A chemotroph refers to an organism that obtains energy mainly from carbon dioxide and from... Read More
Semilunar valve
The human heart structure consists of heart chambers (2 atria and 2 ventricles) that differ functionally from each other.... Read More
Contamination
Contamination Definition Contamination, sometimes interchanged with pollution, is the existence of live things or... Read More