Which part of the eye helps focus light rays on the retina? A. lens B. pupil C. sclera D. iris Please select the best answer from the choices provided A B C D

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?

Using a caesar cypher with an offset of three characters (a -> d, b -> e, z -> c), what would be the correct cypher text for the plain text "attack at dawn"?