Light and Matter Series
Various examples of physical phenomena Physics (from Ancient Greek : φύσις physis "nature") is a part of natural philosophy and a natural science that involves the study of matter [ 1 ] and its motion through space and time, along with related concepts such as energy and force . [ 2 ] More broadly, it is the general analysis of nature , conducted in order to understand how the universe behaves. [ 3 ] [ 4 ] [ 5 ] Physics is one of the oldest academic disciplines , perhaps the oldest through its inclusion of astronomy . [ 6 ] Over the last two millennia, physics was a part of natural philosophy along with chemistry , certain branches of mathematics , and biology , but during the Scientific Revolution in the 17th century, the natural sciences emerged as unique research programs in their own right. [ 7 ] Physics intersects with many interdisciplinary areas of research, such as biophysics and quantum chemistry , and the boundaries of physics are not rigidly defined .