A Prism can be used to break light up into its constituent spectral colors.
Archemedes, Euclid, Hippocrates. You are probably referring to the Ancient Greeks. They didn't exactly have the designation of scientist at that time because they did not separate the different disciplines like we do today. Back in that time if a person was what we call a scientist today they were very likely to also be a philosopher, mathematician, and teacher as well, all rolled into one.
Currently different colored PS3s are only available in Japan. It is not likely that there will ever be different colored PS3s sold outside of Japan. It is however possible to buy PS3 controllers of various colors.
The earth scientist most likely to study volcanoes is a volcanologist
The literary term illustrated by Edgar Allan Poe's use of different colors for the room is symbolism. The colors he chooses likely represent deeper meanings or emotions within the story.
geology
Which of the following is likely to be researched by an environmental scientist?
scientist
physics
The likely word is "scientist" (researcher or experimenter).
saturn
Geologist
METEOROLOGIST