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Igneous Intrusion

Name: ______Period: _____ Date: ______Essential Question: How do I identify the different types of intrusions? Instructions: Watch the video or study the diagram and answer the following questions.

1. What kind of rock is usually made of? (choices: igneous, sedimentary, metamorphic) ______2. What do you call a rising that turns into an igneous rock? ( choices: pluton, magma ) ______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 ? ______9. What do you call magma that intrudes between layers of sedimentary rocks? (choices: , ) ______10. What is a ? ______11. What forms when magma comes to the surface? ( choices: , ) ______12. What is a ? ______

Multiple Choice: Choose from the 6 types of igneous intrusions to complete the following sentences. CHOICES: Batholiths, Laccolith, , Volcanic neck, Sill, dike

13. ______is an 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 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 '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