A 2.6 kg ball is accelerated at 4.5 m/s2. Calculate the force needed to achieve this feat.
Show all work including formula and units!

Explanation:

Force is given by the equation .

Plugging in given values, we have:

(two significant figures).

concave lenses are used here. they spread the light out before it reaches the convex lens in the eye, therefore letting the image focus directly on the retina. hyperopia is known to you probably as farsightedness.