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Science Chapter 7
| Question | Answer |
|---|---|
| Himilaya Mountains have ______relief | High |
| Great Plains in the Midwest have _____ relief | low |
| Where is the most extensive mountain system in the world located? | Mid Atlantic Ridge |
| How are tectonic mountains created? | When tectonic plates collide, pull apart, lift up or subside |
| Most rift valleys are located at ________ | Mid ocean ridges between diverging ocean plates. |
| One major exception of rift valley location is ______ | East African Rift zone |
| How do tectonic forces create fault-block mountains? | Tectonic forces exerted in opposite directions cause fault-block mountains to form |
| TRUE or FALSE THrough Earth's history, rock strata have piled up and become highly folded along mid-ocean ridge. | False |
| What process affects all rocks after they have formed? | Erosion |
| The process of erosion produces _____ | sediments |
| How are sediments moved about? | Gravity, wind and flowing water |
| What kind of depositional mountains or hills is formed by wind? | sand dunes |
| What are volcanoes considered depositional mountains? | Volcanoes build up when liquid and solid rock materials form from eruptions or deposited on earth's surface. |
| TRUE OR FALSE Some fossilized sand dunes seen in sand stone formations may have actually formed underwater. | True |
| _______occurs as an upward fold | ANticlines |
| ______occurs on a downward fold | Synclines |
| _____occurs when one side of the fold pushes up or dropped compared to the other side of the fold | monoclines |
| What is another name for valley-like formations found in rift systems | Grabens |
| Mesas are to buttes as mountains are to____ | hills |
| ______is the term used by geologists to describe the balance of the weights of rock, water and ice and the upward force of the mantel. | Isostasy |
| ______is a natural elevation of the earth's surface rising more or less abruptly to a summit | Mountain |
| What is the highest mountain on Earth? | Mt. Everest |
| Where is the longest mountain system and what is it called | Under the Atlantic Ocean and its called the Mid Atlantic Ridge |
| ______ are broad regions of relatively undisturbed sedimentary deposits lifted by some tectonic process | Plateaus |
| Which state is almost entirely a single basin structure | Michigan |
| _______are extinct volcanoes in ocean basins | Seamounts |
| ____are also called residual mountains are mountains that were carved out by extensive erosion usually from a plateau | Erosion mountains |
| ______are long relatively low ridges of glacial till that form mostly at the front and sides of glaciers | Moraines |
| What is geologic term for tectonic mountains building? | Orogeny |
Created by:
hampskinner13