1. SOUN D by: Nick & Julian

2. How Sound Works :-] Sound is made when two things touch.
Sound travels in waves.
E.x when a drumstick hits the face of the drum it vibrates/moves.

3. Volume Volume is how loud or soft a sound is.
E.X how loud or how soft your TV

4. Pitch A pitch is how high or low a sound is.
E.X a long string has a low pitch and a short string has high pitch.

5. Decibels
Is the measurement of sound.
A dishwasher is 80 dB loud.

6. Frequency Frequency is the number of vibrations per second.
A sound with a high pitch has a high frequency.

7. QUIZ What unit measures sound???? Decibels
What is the loudness of sound????
Volume

8. LET’S GO TO THE FUTURE OF SOUND

9. WEEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!!!!!!!!!!!!!
HERE WE GOOOOOOOOOOOOOOOOOOO!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

10. WOWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW!!!!!!!!!!!!!!!!!!!!!!!!!

11. RESOURCES
HSP Science book.