1) What do waves carry from place to place? a) energy, but not matter b) matter, but not energy c) both energy and matter d) neither energy nor matter 2) How do we hear sounds? a) wind carries sound to us b) sound waves make our ear drums vibrate c) light waves signal our brains to hear sound waves d) water carries sound waves 3) Waves that need a medium to travel through are called? a) medium waves b) mechanical waves c) Longitudinal waves d) electromagnetic waves 4) What is the highest point of a transverse wave? a) crest b) trough c) amplitude d) frequency 5) What is the lowest point of a transverse wave? a) crest b) trough c) amplitude d) frequency 6) Which is a longitudinal wave? a) microwaves b) X-rays c) sound waves d) light waves 7) Which wave type has particles that vibrate horizontally (Side to side)? a) Transverse b) Longitudinal 8) Which wave type has particles that vibrate up and down? a) Transverse b) Longitudinal 9) Which of these is a medium that mechanical waves can travel through? a) water b) air c) the ground d) all of these 10) What are the "squished together" parts of a longitudinal wave called? a) compressions b) rarefactions c) troughs d) crests

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