science help PLS

posted by Oscar

An astronomer sees two stars in the sky. Both stars are equally far from Earth, but the first star is brighter than the second star. Which of the following is a valid conclusion about the first star?

It is larger than the second star.
It is smaller than the second star.
It is older than the second star.
It is younger than the second star.

  1. PsyDAG

    Although this is not my area of expertise, I would choose larger.

Respond to this Question

First Name

Your Answer

Similar Questions

  1. Astronomy

    1. When comparing the sizes of stars, our Sun is: a.) the largest star discovered to date b.)one of the larger stars discovered to date c.)medium size as compared to other stars d.)one of the smallest stars discovered to date My answer: …
  2. Math (Trig/pre-calculus)

    some stars are so far away that their position appear fixed as earth orbits the sun. other stars, however, appear over time to shift their positions relative to the background of "fixed" stars. suppose that the star shown below appears …
  3. science

    Consider a double star system under the influence of the gravitational force between the stars. Star 1 has mass m1 = 1.72 × 1031 kg and Star 2 has mass m2 = 1.60 × 1031 kg. Assume that each star undergoes uniform circular motion …
  4. science

    Consider a double star system under the influence of the gravitational force between the stars. Star 1 has mass m1 = 1.72 × 1031 kg and Star 2 has mass m2 = 1.60 × 1031 kg. Assume that each star undergoes uniform circular motion …
  5. English

    The sun is much brighter than the star. ----------------------- What does the star mean here?
  6. Science please help :)?

    3. which if the following factors determines how long a star will live ?
  7. science help

    An astronomer sees two stars in the sky. Both stars are equally far from Earth, but the first star is brighter than the second star. Which of the following is a valid conclusion about the first star?
  8. science help PLS

    An astronomer see a star that is very far away but still very bright. What can she conclude about the star?
  9. SCIENCE HELP PLEEASE

    Given the following images, choose the one that most likely represents an O-class star. Star A is a yellow star. Star B is a blue star. Star C is a red star. Star D is a green star. A B C D is it b
  10. English

    1. The sun is much brighter than the star. ------------------------------------- Is the star in generic use?

More Similar Questions