1) When I ........, I can feel some vibrations. a) whisper b) talk c) yell 2) When I ........, it is hard to feel vibrations. a) whisper b) talk c) yell 3) When I ........, I easily feel vibrations. a) whisper b) talk c) yell 4) Sounds come from ........ a) vibration b) ears c) instruments 5) What is vibration? A vibration is when ..... a) something moves around and forth b) something moves back and forth c) something moves around and back 6) Which activity make sound? a) clap hands b) stomp your feet c) yell d) sit down 7) How can you make a bell ring? a) cover it with a cloth b) shake it c) put it in a box 8) Which object can produce sound when it vibrates? a) A guitar string b) A pencil c) A book 9) What would cause water in a glass to move? a) read a book b) play loud music c) turn on the light 10) What might cause a glass to break because of sound? a) tapping it softly on the table b) putting it near sunlight c) a very loud and high-pitched sound

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