Dynamics
Soft
Piano
Smallest and highest
Violin
Smallest and highest
Silver, played out to the player's side
Flute
Triangle
Loud
Forte
Violin's big brother, sounds slightly lower
Viola
Has a slide and no valves
Trombone
Clarinet
Big, low drums, usually in sets of two, three or four
Tympani
Very Loud
Fortissimo
Sit down to play, but not the lowest
Cello
One hand goes in the bell to mute it or to help hold it up
French Horn
Four letters, played the duck in Peter and the Wolf
Oboe
Tambourine
Very Soft
Biggest and lowest, with four strings and played with fingers or a bow
Bass
Biggest and Lowest in the ORCHESTRA
Tuba
Big and low, but not the lowest, brown, has a bocal
Bassoon
Can be made of wood, many bars, played with mallets
Xylophone
Crescendo
49 strings, plucked with fingers
Harp
Invented by John Philip Sousa, sounds like a tuba
Sousaphone
Tiny and very high pitched
Piccolo
Usually in a drum kit, but can be played by striking two together
Cymbals