Answer to Question #4417 in Astronomy | Astrophysics for Jovonni

Question

Which of the following determines the frequency at which a star emits most of its radiation?
A) Its distance from us
B) Its temperature
C) It brightness

Answer 1

answer is b)

All objects emit electromagnetic radiation according to their temperature. Colder objects emit waves with very low frequency (such as radio or microwaves), while hot objects emit visible light or even ultraviolet and higher frequencies. You can find more information here.