..........is a renewable resource., petroleum, coal, water, ...........is non renewable., oil, water, The sun, ............is a biofuel., Coal, Charcoal, oil, ......is renewable., Biofuel, Fossil fuel, .............can't be replaced fast after it finishes., Fossil fuel, Biofuel

Leaderboard

Estilo ng visual

Mga pagpipilian

Magpalit ng template

Ibalik ng awtomatikong pag-save: ?