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