4I2_WEEK 8_SOUND

An object that does not vibrate cannot produce ________

(Một vật thể không dao động/rung sẽ không thể tạo ra ________)

(a)  

• electricity

• heat

• light

• sound

__________ means to move back and forth quickly.

(a)  

• Vibration
• Echo

• Amplitude

• Pitch

Sound is a form of energy produced by ______________.

Sound does not travel in space because ________

(a)  

• Space is the final frontier

• There is no matter in space.
• Space is too far away.

• Space has planets.

What happens when you dip the tuning fork in the water?

• the water vibrates

• the water does not vibrate

How high or low a sound is

• pitch

• acoustics

• sound

• volume

How loud or soft the sound is

• wavelength

• acoustics

• pitch

• volume

Sound waves travel slowest through a _____

• solid

• gas

• liquid

Sound waves travel fastest through a ______

• solid

• gas

• liquid

___________ is made when something vibrates

• sound

• light

• drum

• pounding