Physics

18 July, 22:28

Most stars spend the majority of their lifetimes as which type of star?

a. giant

b. dwarf

c. protostar

d. main sequence user: a star's spectral class is related to which of these characteristics? select all that apply.

a. mass

b. radius

c. chemistry

d. temperature

e. distance to the center of its galaxy

+3

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