Why does the sky change colors at sunset? The atmosphere reflects colors.
The atmosphere bends light.
The sun changes colors.

The sky changes colors at sunset because the atmosphere ABSORBS some colors of light more than other colors.

The second choice ("The atmosphere bends light") is a correct statement, but it's not the reason that the sky changes colors at sunset.

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6

r = ρ x length / area  

ρ = r x area / length  

ρ is in ohm-meters  

in basic units, it is m³kg/s³a²  

i think this is it.