The radii of curvature of a biconvex lens are 4 cm and 15 cm. the lens is in air, its index of refraction is 1.5. an object is at 1 m before the front surface of the lens. calculate the distance of the image from the back surface of the lens.

Which fators influence ocean currents

Answer as quick as ! kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energyb. motion energyc. sound energyd. thermal energy

The least penetrating form of radiation is