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