How long is the photons journey from the milky way to earth

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

Which of the following list the divisions of the geologic time scale in order from longest to shortest

Which is a substance that can be separated by physical means and is not the same throughout