Igneous Rock Intrusion
Name: ______Period: _____ Date: ______Essential Question: How do I identify the different types of igneous rock intrusions? Instructions: Watch the video or study the diagram and answer the following questions.
1. What kind of rock is country rock usually made of? (choices: igneous, sedimentary, metamorphic) ______2. What do you call a rising magma that turns into an igneous rock? ( choices: pluton, magma diapir) ______3. Why does magma rise? ______4. What do you call rising magma? ( choices: pluton, magma diapir) ______5. What happens inside the magma as the diapir cools? ______6. In chart A, what are the two types of intrusions? ______7. In chart B, what is an anticline? ______8. in chart C, what are xenoliths? ______9. What do you call magma that intrudes between layers of sedimentary rocks? (choices: dike, sill) ______10. What is a batholith? ______11. What forms when magma comes to the surface? ( choices: batholiths, volcano) ______12. What is a laccolith? ______
Multiple Choice: Choose from the 6 types of igneous intrusions to complete the following sentences. CHOICES: Batholiths, Laccolith, Stock, Volcanic neck, Sill, dike
13. ______is an igneous intrusion that moves upward through rock layers 14. ______is an igneous intrusion that cuts across rock layers. 15. ______is a mushroom-shaped igneous intrusion. 16.______is an igneous intrusion of large size. 17. ______is a small batholith less than 100 square kilometers. 18. ______is the remnants of the hardened lava in the throat of a volcano.
Igneous Intrusions (items number 19-25) Instructions: Study the picture below and choose the correct word to complete the definitions of the following igneous rock intrusions.
http://volcanismandplatetectonics.wikispaces.com/Igneous+Intrusions
CHOICES: horizontally, underground, mushroom, Large body, throat of a volcano, vertically, small
19. Pluton - any igneous rock which hardens ______. 20. Sill - an igneous intrusion that cuts ______rock layers. 21. Dike - an igneous intrusion that cuts ______rock layers. 22. Laccolith - a ______shaped igneous intrusion. 23. Batholith - ______of igneous rock formed beneath the Earth's surface by the intrusion and solidification of magma. 24. Stock - a ______batholith less than 100 square kilometers. 25. Volcanic Neck - The remnants of the hardened lava in the ______after an eruption.
Put in order from oldest to youngest. (20 pts.) ______
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http://www.youtube.com/watch?v=A5LdZJiKsVk http://volcanoeruptions.wikispaces.com/Igneous+Intrusions