Woodwinds
Brass
Percussion
Strings
Keyboards
100

One woodwind instrument that is made from metal

Flute, saxophone

100

The brass instruments heard in orchestras

Trumpet, french horn, trombone, tuba

100

The title for someone who plays timpani, snare drum, xylophone, triangle, etc ...

Percussionist

100

The 4 string instruments in the orchestra

Violin, Viola, Cello, Double Bass (or String Bass)
100

The number of keys on a piano

88

200

The woodwind instruments heard in a TYPICAL orchestra

Oboe, flute, clarinet, bassoon (saxophone is occasional)

200

The brass instrument you stick your hand into

French Horn

200

The way to play percussion instruments

Striking, hitting, shaking

200
The way to tell the instruments apart

The size and way they are played (sitting, standing, 

200
The way the ORGAN makes sound

Reeds are blown inside huge pipes

300

Two woodwind instruments that look the most alike

Oboe and clarinet

300

The highest pitch brass instrument in the orchestra

Trumpet

300

Name an UNPITCHED percussion instrument heard in most orchestras

Snare drum

300

Number of strings on a stringed instrument

4

300

The way the HARPSICHORD makes sound

The strings inside were plucked (sort of like a string instrument)

400

The double reed instrument that Ms. Nelson plays

Bassoon

400

A brass instrument played by long arms

Trombone

400

Name a PITCHED percussion instrument played with MALLETS

Xylophone, Glockenspiel, (Marimba, Vibraphone)

400

The second highest pitched string instrument

Viola

400

The only keyboard instrument that requires FAST FEET

Organ

500

The way to identify a woodwind instrument

Blowing into reed or across metal (not INTO a metal mouthpiece)

500

The way brass players make sound on their instrument

Vibrating their lips ("buzzing") into a metal cup-shaped mouthpiece 
500

The PITCHED drums that are played in orchestras

Timpani

500

The "Concert Master'" instrument - the one who helps tune the orchestra

Violin

500

The way the PIANO makes sound

Hammer hits a string