Research of the natural sciences began in ancient times. Some important discoveries in physics came from a theoretical approach, and on the other hand, some discoveries resulted from the experiment. Some discoveries occurred by an accident or as a...
The bodies are characterized by certain thermal states. Some bodies have lower temperatures, but some are more hot. Temperature characterizes the degree of warmth of a body. By warming up the body its temperature increases, and most often its...
The nature consists of diverse bodies, which we call physical bodies. All the bodies that surround us consist of a substance. Some physical bodies are made of one substance and some of several types of substances. For example, the...
