Which two areas are covered in the study of physical science

Physical science is the study of "natural science" such as physics, chemistry, earth sciences and astronomy and the study of "inorganic systems" like non living things with observation and measurements.

chemistry and physics

Explanation:

steady state because it the only on that maes sense

starvation is bad because your body needs nutrition and to deprive it of nutrition can cause problems with both health and fitness.

explanation:

it can make weight loss slow down over time, but it won't cause someone to gain weight depsite restricting calories. starvation causes weakness in the senses like thirst.