world geo
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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a place that gets less then 10" of water per year | desert
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an isolated location where water is found in a desert | oasis
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name a desert in north Africa | Sahara
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the Sahara is about the same size as what country | U.S.A
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what semiarid arid grassland is located along the Sahara desert southern edge | Sahel
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describe the climate of the Sahara desert | hot and dry
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I am land located in the Sahel that is not well suited for growing crops | marginal land
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we are groups of herders who move our animals from place to place in search of pasture and water | pastoral nomads
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the process by which land becomes more and more dry until it turns into a desert | desertification
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what may cause desertification | -climate change
-human activities
-both of the above
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name the three main land forms found in the Sahara | -regs
-ergs
-hammadas
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I am great seas of sand with tall sand dunes | ergs
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I am gravel covered plains | regs
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I am high rock covered flat lands that are really tall | hammadas
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name the two main rivers found in the Sahara | -nile
-niger
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I can turn into raging rivers after rain then dry quickly | wadis
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true or false: temperatures are always hot in the desert | false: they can very greatly-can become freezing at night
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describe that desert climate (rst) | -temperatures vary greatly
-can have severe sand storms
-rain unpredictable
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what fraction of the people who live in the desert are pastoral nomads | 1/3
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we are a group of wondering nomads who live in groups in less then 100 people and wear long clothes to protect ourselves from the sun | Tuaregs
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when Tuaregs meet at an oasis what do they trade | meat, cheese, milk, veggies, fruit, and water
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how do the Tuaregs carry their belongings | one camel or 2 donkeys
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what has created new oasis and made life easier | technology (trucks and planes)
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how many large oasis are found in the Sahara | about 90
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name an important fruit that is very useful (food, building, fuel, and rope) | date palm
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describe the size of most oasis settlements | small with less then 2000 people
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name the major economic activities in the oasis | trading and farming
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what cash crops do farmers in the oasis grows | wheat, barley, veggies
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when does the farmers do his work | during the hottest part of the day
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what are the homes in the oasis constructed of | brick
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name 2 problems facing people that live in the Sahara | -water shortages
-how to transport water
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name the order that desertification happens (5) | -drought
-veggies die
-nothing to hold the soil
-the wind blows it away
-it leaves a desert
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i am a change in a way of life to suit new conditions | adaptation
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I am the practice of clearing an area for farming and then moving on to another area when the first had lost its fertility | shifting agriculture
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name 3 human causes of desertification | -planting of cash crops
-herds overgraze
-deforestation
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