Documents Unit Six Animal Intelligence Text A What animals really think Food, warmth, sleep? Their thoughts...

Unit Six Animal Intelligence Text A What animals really think Food, warmth, sleep? Their thoughts may be much deeper than that. Pre-reading task pig, hen, dog, dolphin, gorilla,…

Documents SOUND

SOUND intro 1 Remember: Waves transport ENERGY 2 Sound Waves Sound Waves are Compressional waves. The vibrations of the molecules are parallel to the direction of the wave.…