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