| erosion | process in which weathered particles are picked up and moved from one place to another |
| deposition | part of erosion process in which sediment is placed in a new location |
| mass wasting | downhill movements of masses of rock and soil |
| mudflow | quickly moving downhill flow of soil and rock fragments containing a large amount of water |
| slump | slide of loose debris that moves as a single unit. |
| creep | the slow downhill movement of weathered rock material |
| creep | the slowest form of mass movement is a _______. |
| mudflow | a (n)________ occurs when soil becomes so heavy with water after heavy rains, that the slope can no longer hold it in place. A mixture of soul, water, and debris flows downward, picking up sediments along the way. |
| volcanoes heavy rain | Mudflows can occur on ______ and after _____ ________. (just space, no comma) |
| a | does soil move as a) a single unit, or b) individual parts in a slump? (type a or b) |
| mudflow | a (n)______ can occur after the heat released after the eruption of a volcano causes ice and snow to melt, releasing a large amount of water mixed with ash from the volcano. this mixture rushes down the volcano and picks up debris. |
| c | the soil/debris in a creep moves at a) about 1-10 miles per year b) 1-10 meters per year c) 1-10 millimeters per year d) 1-10 attometers per year (type letter of correct answer) |
| false | weathering removes byproducts of erosion. (true/false) |
| c | which force plays the biggest part in mass wasting? a) fire b) wind c) gravity d) rainwater |
| true | a slump is an example of erosion. (true/false) |
| ice, water, wind | the three ways in which weathered rock is eroded are.............(alphabetical order, commas to separate) |
| c | can mass wasting occur a) suddenly, b) gradually, or c) either? (type letter |
| rockfall | a type of mass wasting in which a block of rock drop suddenly and fall freely down a cliff or steep mountainside is a ___________ |
| rockslide | a type of mass wasting in which a large mass of rock slides as a single unit down a slope is a ___________ |
| fast | are rockslides fast or slow? (fast/slow) |
| mountains | mass wasting of rock often takes place in _________. |
| slumps | _________ can occur along roads and highways where construction has made slopes unstable. |
| creeps, mudflows, rockfalls, rockslides, slumps | what are the five types of mass wasting in lesson 7.1? (alphabetical order, commas to separate, no "and", make each type plural) |
| wet | does soil move faster when it is wet or dry? (wet/dry) |
| water | _______is the major force shaping the landscape over most of earth. |
| drainage basin | area of land in which water drains into a stream system |
| divide | ridge from which water drains to one side or the other |
| stream | any body of water that flows down a slope along a channel |
| divides | ___________ are lines of high land |
| a | a rockfall is a) fast b) medium-fast c) slow d) medium |
| b | a rockslide is a) fast b) medium-fast c) slow d) medium |
| a | a mudflow is a) fast b) medium-fast c) slow d) medium |
| b | a slump is a) fast b) medium-fast c) slow d) medium |
| c | a creep is a) fast b) medium-fast c) slow d) medium |
| divides | _______ are the borders of drainage basins. |
| alluvial fan | fan shaped deposit of sediment at the base of a mountain |
| delta | area of land formed by the buildup of sediment at the end, or mouth, of a river |
| floodplain | area of land on either side of a stream that is underwater when the stream floods. |
| steep | Does a stream flow faster in steep areas or flat areas? (steep/flat) |
| v | in high mountains, streams often cut ___ shaped valleys that are narrow and steep walled. (type letter) |
| caverns | Water that moves underground can form ________. (rockfalls, stream systems, caverns, or alluvial fans) |
| true | Volcanic ash can be part of a mudflow. (true/false) |
| true | A floodplain is generally a good area for farming. (true/false) |
| meanders | curves and bends that form twisting, looping patterns in a stream channel are called _________. |
| oxbow lake | An _____ ________ is formed when one of the meanders of a stream is bypassed. |
| alluvial fan | A (n) _________ forms when a stream leaves a steep valley and enters flatter land. This causes it to slow down, and carry less sediment. The stream drops some of the sediment, leaving it at the base of the slope. |
| delta | A (n) __________ forms when a river enters an ocean and drops some of its sediment near mouth of the river. |
| flood | An oxbow lake is formed as the result of a _________. (one word) |
| c | Caverns are filled with: a) nothing; hollow b) water c) either nothing or water. (type letter) |
| water table | The top of the area of land in which spaces in rock and soul are completely filled with water. (see p. 234 for reference if you do not know what this is) |
| groundwater | Water below the water table. |
| true | The level of the water table is subject to change. (true/false) |
| acid | _________ in rainwater causes limestone to dissolve, leaving open spaces, or caves. |
| sinkhole | basin that forms when the roof of a cave becomes so thin that it suddenly falls in. |
| water drained | Sometimes a sinkhole falls in because the _____ that supported the roof has ______ away. (no commas just spaces) |
| glacier | large mass of ice that moves over land. |
| falls melts | A glacier forms in a region where more snow _______ than ________ each year. (just space) |
| ice | As snow in a glacier builds up, its weight presses the snow on the bottom into ______. |
| a | Alpine glaciers: a) flow down a mountain slowly or b) spread out as a sheet on flat land |
| alpine, continental | What are the two types of glaciers, in formation alpha? (don't put "glacier" at the end) ( commas to separate, no "and") |
| c | Glaciers can only exist in places where it is cold enough for water to stay frozen: a) at least 3/4 of the year b) only in the winter c) the whole year d) 1/4 of the year (type letter) |
| mountains | Alpine glaciers form in _____________. |
| dome | Continental glaciers are shaped like a _________. |
| U | An alpine glacier can change a mountain valley's shape into a _____. (name the letter only) |
| rock sediment | As alpine glaciers move, they cause erosion by breaking up ______ and carrying away the resulting ________. (no commas, only spaces) |
| melting | At an alpine glacier's lower end, _____ can occur. |
| sediment streams | A melting alpine glacier drops ________, and _____ flowing from the glaciers carry some of it away. |
| flowing sliding | Glaciers can move by ________ and ____________. (alphabetical, just spaces) |
| continental | Which are larger on average, alpine glaciers or continental glaciers? (alpine/continental) |
| True | Continental glaciers can cover entire continents. (True/false) (hard one isn't it) |
| till | sediment left directly on the ground surface by a retreating glacier |
| moraine | deposit of sediment left directly on the ground surface by a retreating glacier |
| lateral moraines | ridges of till deposited at the sides of a glacier |
| ground moraine | blanket of till that a glacier deposits along its bottom |
| kettle lake | bowl shaped depression that was formed by a block of ice from a glacier and then became filled with water |