Science: Astronomy

posted by .

How many times longer does a 0.50 -M star fuse hydrogen at it's core than does a 1.5 -M star?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Science

    In general, the narrower the spectral line of a star A.the hotter the star is B.the bigger the star is C.the denser the star is D.the smaller that star is E.the cooler the star is E. the cooler the star is . Lower temperatures result …
  2. Science

    What is a supernova? supernova is the explosion of a star, possibly caused by gravitational collapse, during which the star's luminosity increases by as much as 20 magnitudes and most of the star's mass is blown away at very high velocity,
  3. 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: …
  4. Earth Science

    As a star ages, its internal composition changes as nuclear reactions in the star's core convert one element into another. True or false?
  5. Astronomy

    Star 'A' has twice the radius of star 'B'. The ratio of the surface area of star 'A' to the surface area of star 'B' is equal to 8 4pi 2 1/8 4
  6. English

    The star is much brighter than the sun. ----------------------- Is 'the star' in generic use in this sentence?
  7. astronomy

    I just wanted to check to make sure I put these in the right order steps of a low mass star a clump forms in a giant molecular cloud. then a prostar forms hydrogen fusion begins the star moves onto the red giant branch, then a helium …
  8. science help PLS

    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?
  9. 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?
  10. 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

More Similar Questions