Question

Which of the following unit is different from others? Explain in 1 or 2 sentence.
solar electricity, wind electricity, atomic electricity, hydro electricity

Answer 1

Solar Electricity Because all the above wind , Atomic & Hydro electricity uses a Generator for converting the mechanical energy into electricity
where as in Solar energy it is directly converted using photovoltaic panels.

Answer 2

Answer:

Solar energy has been used by humans for a long time for uses such as heating, cooking food, removing salt from sea.

Hope it will be helpful :)