Question 3 - if julia starts out at rest, and in 13 s speeds up to 75 m/s, what is her acceleration?

a - 13 m/s^2

b - 5.76 m/s^2

c - 6 m/s^2

d - 7.4 m/s^2

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

In a system, when potential energy decreases, then entropy also decreases. true false

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?