Stars less massive than about 0.4 solar mass are referred to as _____.
A) brown dwarfs
B) red dwarfs
C) yellow dwarfs
D) white dwarfs
Question 2
In the context of neutron stars, which of the following statements is true of pulsars?
A) Neutron stars older than 10 million years rotate too slowly to generate detectable radio beams.
B) When a pulsar first forms, it spins only around 10 times a second.
C) As a pulsar blasts beams of radiation outward, its rotation speeds up.
D) Supernova remnants last more than 150,000 years before they mix into the interstellar medium and disappear.
Much of the dark space between stars, as seen in the sky of the image above, is due to the human eye
A red squirrel with a brown coat
Electrospray mass spectrometry of a protein
The Mass-Luminosity Relation
Opener Labrador retriever puppies expressing brown (chocolate), golden (yellow)
Light Brown Eye Color