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