1) Sound is made when something... a) hydrates b) gyrates c) dances d) migrates e) vibrates f) eats mince pies 2) A sound wave is made when... a) someone waggles their hand b) a vibration causes air particles to knock into each other c) wind blows across the ocean d) someone puts curlers in their hair 3) What are the tiny bones in the human ear called? a) fossils b) ostriches c) ossicles d) icicles 4) What is another name for the outer ear? a) Winner winner b) Chicken c) Dinner d) Pinna 5) What is the function of the cochlea? a) To channel sound waves into the auditory canal. b) To amplify vibrations.  c) To take electrical signals to the brain. d) To vibrate when hit by sound waves. e) To turn vibrations into electrical signals. f) To carry vibrations into the ear. 6) Which of these will be true of the sound wave of a sound that is high pitched? a) Low frequency b) High amplitude c) Low amplitude d) High frequency 7) Which of these will be true of the sound wave of a sound that is low volume? a) Low frequency b) High amplitude c) Low amplitude d) High frequency 8) What happens to sound over distance? a) It gets louder because it's angry you've walked away from it. b) It gets quieter because it's scared to be left on its own. c) It gets quieter because the sound wave runs out of energy. d) It gets louder because it wants you to hear it properly. 9) Which materials do sounds travel through most effectively? a) solids b) liquids c) gases 10) Why do sounds travel most effectively though solids? a) Because the tightly packed particles laugh when the sound wave hits them. b) Because the tightly packed particles can easily vibrate when the sound wave hits them. c) Because the tightly packed particles do the floss when the sound wave hits them. d) Because the loosely packed particles leave lots of room for the sound wave to pass through. 

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