Calculate the gravitational attraction between 2 bricks with their centers of mass 4 m apart if each has a mass of 80 kg.

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

Which situation will produce the greatest change of momentum

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.