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