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