SOUND WAVES RAWLS SCIENCE 6

Learn about sound waves, vibrations, and pitch!

Sound Waves Video Pt 1 Watch this before answering the questions! As a review of the video you just watched, fill in the blanks with Ms. Rawls! :) Sound is a form of energy.Sound is made when matter vibrates.Sound travels as a compression wave as molecules collide and pass on the sound “message.”Sound travels in ALL directions from its source in ripples, like water. Sound Waves Video Pt 2 Watch this before answering the questions! Fill in the blanks with the correct answers! Sound is a form of energy.Sound is made when matter vibrates.Sound travels as a compression wave as molecules collide and pass on the sound “message.”The part of the wave where molecules are pressed closely together is called the compression.The part of the wave where molecules are spread apart is called the rarefaction. Sound Waves Video Pt 3 Watch this before answering the questions! Fill in the blanks based on the video you just watched! Sound travels fastest through a solid and slowest through a gas.Our vocal cords vibrate to make sound for us to talk.Sound is a form of energy.Sound cannot travel through space because there is no matter.Which of these substances would transmit sound the fastest: vinegar, wood, helium? Wood Sound Waves Video Pt 4 Watch this before answering the questions! Fill in the blanks based on the video you just watched! Sound travels fastest through a solid and slowest through a gas.Our vocal cords vibrate to make sound for us to talk.String instruments produce sound by vibrating strings.Wind instruments produce sound by vibrating column of air.Instruments are classified by how the sound is produced. Sound Waves Video Pt 5 Watch this video before answering the questions! Fill in the blanks based on the video you just watched! Pitch is the highness or lowness of sound.Higher frequencies have a high pitch.Lower frequencies have a low pitch.Large, long objects have low pitch.Shorter, smaller objects have high pitch.You can change the pitch of a sound by changing the length of the object. Sound Waves Closure Video Watch this AFTER answering your final questions!