Page 222 - Primary Five Science
P. 222

5. Solar energy—Solar energy, radiation from the Sun capable

            of producing heat, causing chemical reactions, or generating

            electricity.


         6. Light energy— Light is defined as a form of electromagnetic

            radiation emitted by hot objects like lasers, bulbs, and the
            sun.




         Energy inter-conversion
   217   218   219   220   221   222   223   224   225   226   227