What can you do to reduce the electric uses within your home?

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant

Frank just graduated from eighth grade. assuming exactly four years from now he will graduate from high school how many seconds does he have until his high school graduation