sedimentary rock - rocks formed from sediment that has been compacted over time and changed to rock, igneous rock - rocks that are formed when magma from the interior of the earth has cooled, metamorphic rock - igneous or sedimentary rock that has changed over a long period of time, heat and pressure,

Leaderboard

Estilo ng visual

Mga pagpipilian

Magpalit ng template

Ibalik ng awtomatikong pag-save: ?