Video Quiz first partVersión en línea Video sobre el tipo de rocas por Marco Artime 1 What's the name of the external layer of Earth? Written answer 2 What are rocks? a Rocks are clusters of stones and organic materials b Rocks are cluster of minerales and inorganic materials c Minerals are clusters of rocks and inorganic materials 3 Name the three types of rock. a Minerals and rocks b Igneous, plutonic and sedimentary c Heart, blood vessel and blood d Igneous, sedimentary and metamorphic 4 What's the difference between an igneous rock that cools quickly and another that cools slowly? a If they cool down quickly, they have small crystals and dots of colors, and the ones that cool down slowly have large crystal and the same color all over b If they cool down slowly, they have small crystals and dots of colors, and the ones that cool down quickly have large crystal and the same color all over c There is no difference 5 Example of igneous rock starting by B Written answer 6 Elements of sedimentary rock a Rocks and minerals b Minerals and fossils c Rocks, plant and animal fossils 7 Example of sedimentary rock a Granite and basalt b Basalt and clay c Limestone and slate d Limestone and clay 8 What does a metamorphic rock need to be formed? (Elige varias) Select one or more answers a Extreme heat b Fossils c Extreme pressure d Water e Air 9 Examples of metamorphic rock. (Elige varias) Select one or more answers a Granite b Marble c Clay d Limestone e Slate Explanation 9 Science is cool!