Sound And Pitch

What causes sound?

• Electricity

• Turning up the volume

• Vibrations

• Pressing the Mute button

What properties of matter does sound travel through?

• Liquid, Solid, or Gas

• Plasma, fairy dust, or lattes

• Buttons, aluminum foil, or string cheese

• Candles, boxes, and wifi

What part of the body does your voice originate from?

• Throat

• Mouth

• Stomach

• Vocal Chords

The tympanic membrane is also known as a(n)___________.

• tympanic cavity
• auditory canal
• cochlea
• eardrum

True or False:

You can hear sounds in space.

• True

• False

Answer explanation

Sound needs a liquid, solid, or gas to carry soundwaves. Space is a vacuum, so there's no matter to carry sound.

What is the speed of sound?

• 500 miles per hour

• 600 miles per hour

• 760 miles per hour

• 1,000 miles per hour

What phenomenon can you experience when an object, like a fighter jet, exceeds the speed of sound?

• Sonic The Hedgehog

• Sonic Boom

• Sonic and Tails

• Super Sonic

What do you hear when lightning bolts disrupt air particles?

• You hear nothing

• Bright Flashing

• Sonic Boom

• Thunder

Define: An art of sound in time that expresses ideas and emotions in significant forms through the elements of rhythm, melody, harmony, and color.

• Vibrations

• Texture

• Wavelengths

• Music

____________ is the number of occurrences over a period of time.

• Wave

• Vibration

• Frequency

• Sound