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