20101001



=Project Update= Introduction to the "share drive", and announcement of deadlines. =ER5: Ores/Metal Exercise= This Quia exercise asks you to read two different charts to answer questions about the composition of the Earth's crust. =Reminder: Rock Cycle= This is a visual reminder of why resources are not even distributed! The details of this chart are for background only; this material is not core content for the Science and Technology course.

The rock cycle. Legend: 1 = magma; 2 = crystallisation (freezing of rock); 3 = igneous rocks; 4 = erosion; 5 = sedimentation; 6 = sediments and sedimentary rocks; 7 = tectonic burial and metamorphism; 8 = metamorphic rocks; 9 = melting (image source: Wikimedia Commons) media type="custom" key="7066623"