Answers to phet gravitational simulator earth sun

the diagram which shows forces as either balanced = same speed or unbalanced = accelerarting

temp rises, and expansion

the higher the current the higher the mag field around it the higher the influence on the compass

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.