The diaphragm is another term for the aperture, so it controls the amount of light passing into the film camera.
1: I like Classical, and Romantic styles. I like the classical style because of the way mozart and haydn made their music. Grand, kind of shallow in terms of emotion, and the abundance of it being played in G major xD. I like the romantic style because of the emotion. The use of dissonance and chromatic movements.
2: Modern technology has lead to things like smooth jazz, vaporwave, and EDM. Jazz originated from people changing the parts of marching music. MOdern technology is doing the same things, but using computers and electronic sounds, leading to a larger variety of music. Modern technology will affect music inv the future the same way it has already.
Copernicus was the first to propose a heliocentric system
