a baseball bat exerts a force of magnitude f on a ball. if the mass of the bat is three times the mass of the ball, the magnitude of the force of the ball on the bat is

How do refracting telescopes magnify a far away image? a. by directing light beams to meet at a focal point b. by absorbing light beams’ wavelengths c. by forcing light beams to change direction d. by measuring light beams’ velocity