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