Strings
Woodwinds
Brass
Percussion
Voice
100

This is the smallest instrument in the string family.

Violin.

100

This instrument is in the woodwind family but is made out of silver metal.

Flute.

100

This instrument in the biggest instrument in the brass family.

Tuba.

100

This percussion instrument makes sound when hammers hit strings inside of it.

Piano.

100

This vibrates to produce the human voice:

Vocal cords, lungs, or brain.

Vocal cords.

200

This instrument is the biggest instrument in the string family.

Double bass.

200

This instrument is nearly 8 feet long.

Flute, clarinet, or bassoon.

Bassoon.

200

This instrument uses a slide to change notes and is in the brass family.

Trombone.

200

This instrument has the same name as its shape.

Triangle.

200

When two people sing together, it is called:

A solo, duet, or trio.

Duet.

300

This string instrument has 6 strings and you play it by strumming them.

Guitar.

300

Name one of the two double reed instruments.

Oboe or bassoon.
300

This instrument represented the wolf in Peter and the Wolf.

French horn.

300

This drum is sometimes called the heart beat of the band. 

Bongo, bass drum, or snare drum.

Bass drum.

300

This voice is the highest voice that humans can sing.

Soprano, alto, tenor, or bass.

Soprano.

400

Name 2 of the main 4 instruments of the string family.

Violin, viola, cello, bass.

400

Name one of the two single reed instruments.

Clarinet or saxophone.

400

This brass instrument is the easiest to carry around.

Trumpet, trombone, or tuba.

Trumpet.

400

This percussion instrument is often used as an example for "X" in learn your letters books for kids.

Xylophone.

400

Men usually sing this voice part. (2 of these answers will work.)

Soprano, alto, tenor, or bass.

Tenor or bass.

500

This string instrument comes from Hawaii.

Ukulele.

500

This woodwind instrument is the smallest.

Clarinet, oboe, or piccolo.

Piccolo.

500

Brass instruments uses these to make them softer.

Mutes, valve oil, or music stand.

Mutes.

500

Large drums that usually come in sets of 4. 

Timpani.

500

This muscle is used to push air from the lungs up past the vocal cords.

Diaphragm, liver, or stomach.

Diaphragm.