Why Are White Dwarf Supernovae More Useful Than Massive Star

question 6

Multiple Choice

Why are white dwarf supernovae more useful than massive star supernovae for measuring cosmic distances?

• A) White dwarf supernovae all have roughly the same true peak luminosity, while massive supernovae come in a wide range of peak luminosities.
• B) We can see only white dwarf supernovae in distant galaxies, not massive star supernovae.
• C) White dwarf supernovae are much more common than massive star supernovae.
• D) White dwarf supernovae follow a period-luminosity relation, while massive supernovae do not.

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Definitions:

Nutrients

Essential substances obtained from food that are vital for body function and growth.

Chronic Diseases

Long-lasting medical conditions that are usually progressive and may require ongoing medical attention or limit daily activities.

Fiber-Rich Diets

Diets high in dietary fiber, which help in digestion, can aid in weight management, and reduce the risk of several chronic diseases.

Nutrient Classes

Categories of nutrients that the body needs to maintain health, including carbohydrates, fats, proteins, vitamins, and minerals.