Acollision of the earth and another planet the size of mars is thought to have resulted a: the heliocentric model of the universe.. b: the geocentric model of the universe.. c: mars. d: the moon

The plum pudding model of the atom states that ?

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th

How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c