I am not sure on the rest but the answer to question 4 is volts. sorry i couldn’t be of more help!
Answer:
SATA tiene las siguientes características importantes: Voltaje reducido. Los estándares ATA actuales utilizan 5,0 V o 3,3 V (ATA-100/133). Estos voltajes relativamente altos junto con altas densidades de pines hacen que 100 MB / s sea la velocidad de datos más alta que se puede alcanzar de manera realista.
I believe it is away from his arm since the question states his arm is applying an upwards force
Radio waves, Television waves, Microwaves, Infrared light, Visible light, Ultraviolet rays, X - rays, Gamma rays, and i think thats about it.
Sorry if i get this wrong Im in elementry school
Hope this helped :)
Well by the amount that you weigh by different galaxies