Solar energy
(Image from Brightstar Eg) This sub-topic seems to have the wrong title! If you look at the ‘Understandings’ and Applications and skills’ you will see that they all refer to energy from biomass. It is of course true that the ultimate source of biomass energy is the sun, which provides the energy for photosynthesis to occur, but ‘Solar energy’ usually describes converting the energy directly from the sun into...