Answer:
You can use the mass-luminosity relation to find the star's lifetime in terms of just its initial mass. The lifetime = mass/luminosity × 1010 years is simply = (star's mass)/[(star's mass)p] × 1010 years = 1/(star's mass)p-1 × 1010 years. Remember that the star's mass is in solar masses.
Explanation:
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The largest expanse of time on the geologic time scale is the eon. An eon is known to be a unit of geological of time in which this is equivalent to billions of years in which gave it the title of having to be the largest expanse of time in regards with the geologic time scale.
The answer to the given question above would be option B. SAHEL. The one of Africa's geographical regions that consists <span>of savanna, or grassland, for grazing animals such as giraffes, warthogs, and various types of cattle is SAHEL. Hope this helps.</span>
Answer:
The answer should be 15 although its debatable. Many sources say different things but out of every source I looked at 15 was the only one mentioned from your answers. I thought it was 15 but before I answered I wanted to be correct
