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