Answer:
18. The grid lines point to a Grid North, varying slightly from True North. This variation is smallest along the central meridian (vertical line) of the map, and greatest at the map edges. The difference between grid north and true north is very small and for most navigation purposes can almost always be ignored.
19. Most military maps will display the declination diagram in the lower margin. Some maps may not display the declination diagram and will only list the declination information as a note in the map margin. The G-M angle value is the size of the angle between grid north and magnetic north.
20. Must be oriented
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ok I'm done
Answer:
it chages how the pich is
Explanation:
Answer: Cowell
Explanation:
The first one who experimented with piano strings and clusters is Henry Cowell.
He was the first one who asked the pianist to manipulate string and then when he discovered the sound.
Before that new sound, he discovered also <u>tone clusters</u>. Tone clusters were achieved by hitting the piano keys with elbows or fists.
