Science questions 1) which of the following waves is the longest? a.) x rays b.) gamma rays c.) fm d) am e.) microwaves 2) which of the following waves is the shortest? a.) x rays b.) gamma rays c.) fm d.) am e.) microwaves 3) light waves travel fastest through which type of medium? a.) solid b.) liquid c.) gas d.) air e.) space 4) the top of the wave is called the a.) trough b.) crest c.) wavelength d.) frequency e.) velocity 5) the bottom of a wave is called the a.) trough b.) crest c.) wavelength d.) frequency e.) velocity 6) the number of waves that pass a point in a second is the a.) trough b.) crest c.) wavelength d.) frequency e.) velocity 7) the distance between two crests is called a.) trough b.) crest c.) wavelength d.) frequency e.) velocity 8) determine the frequency of a wave if twenty-one waves pass an established point in three seconds.(divide 21 waves by 3 seconds to get the answer) 9) any type of motion in our lives and in our environment involves kinetic energy. true false 10) the electromagnetic spectrum classifies waves based on their wavelength and frequency. true false 11) the electromagnetic spectrum classifies waves from longest wavelength to shortest wavelength. true false