Chemistry, 02.02.2021 19:00 miathegreat

HELP 5TH GRADE SCIENCE A scientist studying the Milky Way galaxy notices a bright light in the sky. What information would she need to prove that the object is a comet and not a star? I. Does the object move?
II. Is there gas in the object?
III. How big is the object?
IV. Are there other objects orbiting it?
O II only
O III only
O I and II
O I and III

Answers: 1

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HELP 5TH GRADE SCIENCE A scientist studying the Milky Way galaxy notices a bright light in the sky....