Hotspur represents an example of

How do astronomers measure the amount of dark matter in the universe

According to the nebular theory, the planets formed from a process called . after our protosun formed, remaining dust and gas from the nebula collided, combined, and gravitated together to form the planets.

You are a psychologist who has been asked to write a brief report about the possible causes of anxiety (nervousness, fears, in your report, write up a summary that explains and examines anxiety according to each of the psychological perspectives: psychoanalytic behavioral cognitive humanistic biological sociocultural