A) corona B) core C) photosphere D) chronosphere
A) lunar eclipse B) the aurora borealis C) flow of protons and electrons from sun D) solar eclipse
A) all of the above B) helium is formed C) 2 hydrogen atoms combine D) nuclear fusion
A) the northern lights B) the sunset C) the moon D) solar winds
A) chronosphere B) photosphere C) corona D) convection zone
A) microwaves B) gamma rays C) x rays D) radio waves
A) gamma rays B) microwaves C) x rays D) radio waves
A) True B) False
A) the visible spectrum B) ultraviolet light C) infered light D) we can see all of the electromagnetic spectrum
A) 93 million miles B) 93 thousand miles C) 1 light year D) 93 billion miles |