vocabulary words
Help!
|
|
||||
|---|---|---|---|---|---|
| core | earth's center
🗑
|
||||
| mantle | lies above outer core has the most mass
🗑
|
||||
| magma | liquid rock within earth
🗑
|
||||
| plate tectonics | theory that earth's crust is divided into rigid plates that slowly move across the upper mantle
🗑
|
||||
| continental drift | process in which earth's plates slowly move across the upper mantle
🗑
|
||||
| rift valleys | places where the crust stretches until it breaks
🗑
|
||||
| abyssal plains | areas of ocean floor where rocks gradually sink b/c there is no supporting heat below them; the world's largest and flattest regions.
🗑
|
||||
| cont. shelves | areas where the surfaces extend under the shallow ocean water around the cont.
🗑
|
||||
| trench | deep valley marking a collision of plates where one slides under the other
🗑
|
||||
| folds | places where rocks were compressed into bends by colliding plates
🗑
|
||||
| faults | places where rock masses have broken apart and are moving away from each other
🗑
|
||||
| weathering | process in which rocks break and decay over time
🗑
|
||||
| sediment | small particles of weathered rock
🗑
|
||||
| erosion | movement of surface rock from one loc. to another by h2o wind and ice
🗑
|
||||
| glaciers | thick masses of ice and flow down mnts like slow rivers
🗑
|
||||
| plateau | elevated flatland that rises sharply above nearby land on at least1 side
🗑
|
||||
| alluvial fan | fan shaped deposit of mud and gravel often found along mnts
🗑
|
||||
| delta | accumilation of sediment at the mouth of a river
🗑
|
||||
| desalinization | removing salt from ocean water
🗑
|
||||
| hydrologic cycle | movement of h2o through the hydrosphere
🗑
|
||||
| tributary | smaller streams/rivers that flows into a larger stream/river
🗑
|
||||
| drainage basin | region drained by a river and its tributaries
🗑
|
||||
| estuairies | semi- enclosed bodies of water, sea water and fresh water formed where a river meets an inlet of the sea
🗑
|
||||
| wetlands | landscapes that are covered with h2o for at least part of the year
🗑
|
||||
| humus | broken down plant and animal matter in soil
🗑
|
||||
| soil exhaustion | a cond. in which soil has lost nutrients and becomes nearly useless for farming
🗑
|
||||
| reforestation | replacing a forest
🗑
|
||||
| acid rain | polluted rain that can damage trees and kill fish in lakes
🗑
|
||||
| fossil fuel | formed in the remains of ancient plants and animals including coal, natural gas, and petroleum
🗑
|
||||
| petrochemical | certain products made of oil
🗑
|
||||
| hydroelectric power | electricity produced by moving h2o
🗑
|
||||
| geothermal energy | heat of earth's interior
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
diva626
Popular Geography sets