1) When a sound is made, the particles in the air a) wobble and vibrate b) disappear c) heat up 2) When vibrations are funnelled into the ear canal, the _______ vibrates a) outer ear b) brain c) eardrum 3) By placing a solid object between the sound and the ear, this will... a) Make the sound louder by moving the particles more b) make the sound higher in pitch c) prevent vibrations from travelling 4) What is the name of the spiral, snail like part inside the ear? a) cochlea b) eardrum c) outer ear 5) How many tiny bones are in the inner ear? a) twenty b) one thousand c) three

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