What is the energy change taking place when plants make food in the presence of sunlight? Potential energy to kinetic energy Kinetic energy to potential energy Chemical energy to radiant energy Radiant energy to chemical energy PLEASE ANSWER

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?