Find the required answer to the following by substituting the numbers. (Bonus points for knowing the units). PLEASE ANSWER a) Using Fnet = ma, what is Fnet if m = 13.2kg and a = 10ms^-2?

b) Using I = P/V, what is I if V = 15V and P = 75W

The brightest star in the night sky in the northern hemisphere is sirius. its distance from earth is estimated to be 8.7 light years. a light year is the distance light travels in one year. light travels at a speed of 3.00 × 108 m/s. calculate the distance from earth to sirius in miles. (1 mi = 5280 ft) g