Igneous Rocks

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Questions

• What is basalt?
• How are intrusive igneous rocks formed?
• How does crystal size relate to how long the rock took to cool?
• What is obsidian?
• What are some types of intrusive igneous rocks?
• What is rhyolite?
• What is granite?
• How are igneous rocks classified and differentiated from each other?
• Why igneous rocks are hard?
• Why do igneous rocks have crystals?
• Why are igneous rocks called primary rocks?
• Why do igneous rocks have different textures?
• What do igneous rocks look like?
• What causes igneous rocks to become metamorphic rocks?
• What are some examples of how igneous rocks are used?
• What igneous rocks are porphyritic?
• What are some examples of igneous rocks that are plutonic?
• What are some common uses for igneous rocks?
• How do igneous rocks turn into sediment?
• How does igneous rock change to magma?
• How does erosion affect igneous rocks?
• How do igneous rocks melt?
• How does silica affect the color of igneous rocks?
• What processes found at a convergent boundary will help form Igneous rocks?
• Magma that flows to the earth's surface is called what type of rock?
• What can be said about an igneous rock with larger crystals compared to one with smaller crystals?
• How does an igneous rock turn into a sedimentary rock?
• Name 5 types of igneous rocks?