QUIZ HUB: Be Curious. Knowledge Is Empowering!

Earth Science Facts

Over millions of years, pressure can convert peat into ____. coal
A coarse-grained, plutonic igneous rock is ____. granite
A very light, porous, volcanic igneous rock is ____. marble
A black, glassy, volcanic igneous rock is ____. obsidian
A metamorphic rock derived from shale is ____. pumice
A metamorphic rock derived from limestone is ____. quartzite
Limestone, sandstone, and ____ are sedimentary rocks. shale
A metamorphic rock derived from sandstone is ____. slate