An egg drops from a nest at a height of 2.3 m. which equation can you use to
calculate the impact speed of the egg? (assume no air resistance.)
2δd
o a. at=240
у
а
o b. a - av
o c. at=4
o
d. v2 = v.2 + 2and

Three point charges, two positive and one negative, each having a magnitude of 20 μc are placed at the vertices of an equilateral triangle (30 cm on a side). what is the magnitude of the electrostatic force on the negative charge

If a simple machine reduces the strength of a force, what must be increased?

You want to lose weight and have been trying to decide which type of fad diet is best for you. you ask your doctor, who responds that a. fad diets are a temporary fix but generally don't have any side effects b. fad diets can be used several times a year to maintain a healthy weight c. fad diets can be risky for your health and, in the long run, do not work d. fad diets should never be used one right after the other; there should be a break between them select the best answer from the choices provided. a b c d