When a baseball is thrown straight upward, what is its acceleration at its greatest height?

What are similarities and differences of reflection, refraction, diffraction and absorption?

Connie has $660,000 she wants to save. if the fdic insurance limit per depositor, per bank, is $250,000, which of these way is distributing her money between three banks will guarantee that all of her money is insured ?

What causes the formation of ocean currents?