2. What relationship exists between the speed of the galaxies moving apart and their initial distance from one another? Name this Law.

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

Need only answer if you think you know it

Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?