Examlex
Any main- sequence star over 25 solar masses will probably retain enough matter in its core after its supernova to make a black hole.
Early Growth
The initial phase of development in businesses or industries marked by rapid expansion and increase in market share or profitability.
Research And Development Trends
The prevailing directions or patterns in innovation, technological advancements, and product development efforts across industries.
Globalization
The process by which businesses or other organizations develop international influence or start operating on an international scale.
Transportation Networks
Systems of interconnected routes and modes of transport facilitating movement of people and goods.
Q13: The hypernova model is one possible explanation
Q17: When an electron in a hydrogen atom
Q31: The masses of most spiral galaxies, like
Q45: On an H- R diagram, a protostar
Q53: Our Sun will fade in luminosity as
Q56: Contrast the deaths of low- versus high-
Q80: Population I stars came billions of years
Q90: While examining the spectrum of a galaxy,
Q103: The greatest variation in size, mass, and
Q115: The Galactic Year is the time for