What does pitch tell us about a sound?
β How high or low it is
π What is resonance?
β When an object vibrates strongly because of sound
π What happens to sound when something moves toward you?
β It sounds higher
What makes sound in all instruments?
β Vibrations
π Sound is made when somethingβ¦
β Vibrates
π£ What does amplitude tell us about a sound?
β How loud or soft it is
π₯ Why does a glass ring when you tap it?
β Resonance
π What happens to sound when something moves away from you?
β It sounds lower
π₯ What part of a drum vibrates?
β The stretched surface
π Bigger vibrations make soundsβ¦
β Louder
πΆ Which sound has a higher pitch: a whistle or a drum?
β A whistle
πΈ Why does a guitar sound louder than just the string alone?
β Resonance in the body
π Which shows the Doppler effect?
A. Echo
B. Siren changing sound
C. Whisper
β B
πΉ Short bars on a xylophone make ____ pitch sounds.
β Higher
π΅ High sounds have higherβ¦
β Pitch
π What happens to amplitude when you clap louder?
β It increases
π« Why does your voice sound louder in an empty gym?
β Because of resonance
π The Doppler effect happens because the sound source isβ¦
β Moving
π» What happens when a string is tightened?
β Pitch becomes higher
π£ Loud sounds have moreβ¦
β Amplitude
π€ Does hitting a drum harder change pitch or amplitude?
β Amplitude
βοΈ True or False: Resonance can make sounds louder.
β
True
π When a train passes by, the sound changes because ofβ¦
β The Doppler effect
βοΈ True or False: Instruments can make loud and soft sounds.
β True
π¨ A passing siren changing sound is an example ofβ¦
β The Doppler effect