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