Suppose a flexible, adaptive iol has a focal length of 3.00 cm. how far forward must the iol move to change the focus of the eye from an object at infinity to an object at a distance of 50.0 cm?

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical

Calculate a pendulums frequency of oscillation (in hz) if the pendulum completes one cycle in 0.5s.

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?