calcular el campo eléctrico sabiendo que la carga eléctrica que era dicho campo es de 12C y la distancia es de 4m

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.