Sound
The shorter the strings on a violin, the ___________ the sound.
HIGHER
How loud or soft a sound is.
Volume
True or False? -- Ear Protection is important for your overall health.
TRUE
What is the term for an animal that eats plants and meat?
Omnivore
Sound is measured in __________
Decibels
A back and forth movement of matter.
Vibration
Why might you SEE Mrs. Rogala blow her whistle, before you HEAR the whistle?
What color of light travels the fastest?
Red
Sound travels down the ear canal and vibrates the _________________.
Eardrum
How high or low a sound is.
Pitch
Name one job that hearing protection is important for.
Construction, Musician, Aircraft Crew, Etc.
A ______ _________ shows how living things in an environment are connected.
Food Chain / Food Web
Carpet ____________ sound, so there is less echo.
Absorbs
The method that sound travels.
Soundwaves OR Waves
What common adhesive was used by many Grade 4/5s in our building periods?
Hot Glue Gun/Stick
What is the term for the "top animal" in a food web that has no natural hunters?
Apex Predator
Why is there no sound in space?
There is no air for it to travel through. Sound needs a solid, liquid, or gas to travel through.
A reverberation. Sound that is reflected, bouncing back to its source.
What was the goal of your design project?
Design hearing protection that would reduce the amount of sound you hear, by absorbing or reflecting sound before it enters your ear canal.
What is the scientific term for the natural lights over the northern hemisphere, often seen in areas like Churchill or Nunavut?
Aurora Borealis