Examlex
Nuclear fusion within the Sun proceeds step by step in a series of reactions called the neutron-neutron chain.
Evolutionary Theorists
Researchers or intellectuals who study and explain how evolutionary processes, such as natural selection, affect the development of species, behaviors, and social structures.
Adaptive Value
The extent to which a trait or behavior increases the survival and reproductive success of an organism within a particular environment.
Individual Portions
Servings of food or drink intended for consumption by one person, often used in reference to packaging or serving sizes.
Large Bowl
A wide, often deep bowl used for mixing, serving, or containing large quantities of food or liquids.
Q2: Observing at a wide range of wavelengths,
Q6: The coronal gas in the interstellar medium
Q18: The star Betelgeuse appears red; the star
Q28: Calculations of the Sun's future evolution indicate
Q31: An object that is a perfect absorber
Q32: Pre-main sequence stars (not protostars) on the
Q34: The supernova generated by the explosion of
Q46: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9273/.jpg" alt=" Figure 6-7b In
Q51: The classification of stellar spectra started with
Q54: Which is the longest surviving, and most