A stone is thrown with an initial velocity of 20 meters per second straight upward from the edge of a cliff 100. meters above a canyon floor. The stone just misses the cliff’s edge on its way down. [Neglect friction.] Calculate the velocity of the stone 6.0 seconds after it is thrown.
Calculate the position of the stone 6.0 seconds after it is thrown.

conduct current i mean it makes sense

answer: the correct answer for the fill in the blank is rods.

rods are the specialized photoreceptor cells that are present in the retina of human eye. they are responsible for vision in the night time ( also called scotopic vision). they have very low visual acuity and color distinguishing ability.

as they are responsible for vision in night time, therefore they are found predominantly in the nocturnal animals.