Hot Deserts Flashcards
Name the two types of deserts?
A hot desert and a cold desert.
Name the worlds largest hot desert?
Sahara desert.
Name the worlds largest cold desert?
Antarctica.
What are hot deserts?
Hot deserts are both dry and dry.
How much rainfall do deserts receive a year?
Less than 250 mm.
What are average temperatures for deserts?
Above 25 degrees.
How long can deserts go without any rain?
They can go for years without getting any rain.
Sometimes there are weak storms in deserts. True or False?
False there are heavy storms.
A years rain can fall during a very heavy storm. True or false?
True
Which storms can cause flash floods?
Heavy storms like when a whole years rain has fell.
People have never drowned in he deserts because of these flash floods. True or False?
False people have actually drowned in the deserts during these flash floods.
Where is the driest place in the world?
The driest place in the world is the Atacama desert in South America.
Why can’t many plants survive in the desert?
Because it is too hot and dry for many plants to survive in the desert.
What have desert plants done to survive the heat and dry climate?
They have adapted to the heat and dry climate.
Name a plant that has long roots that can find water underground?
The African Welwitschia and the camel thorn tree which are found in the Namibia desert.
What do other plants have so that they do not lose water easily?
They have spiky leaves that don’t lose water very easily.
What are most desert animals?
Nocturnal.
Where do desert animals spend their days?
They spend their days in burrows underground.
Why do they come out at night?
They come out at night to feed on plants or to hunt other animals.
What animals do large deserts include?
Camel, spotted hyena and sand fox. There are also smaller animals like gerbils, snakes, cape hares, lizards, frogs and other insects.
How do camels survive in the desert for long periods of time?
They can survive in the desert because they can go without food and water for long periods because they store food and water in their humps.
How many people live in the Sahara desert?
Two million.
The Sahara desert is smaller than the USA. True or False?
False it is bigger than the USA.
If is very difficult to live through such conditions in the desert? True or False?
True because of its hot and dry climate.
Like animals and plants what have people done to be able to live in this environment?
They have adapted to the environment.
What do desert nomads cover their bodies in?
Loose fitting clothing.
When they travel the what do the Taureg people live in?
Thick tents that give shade in day and warmth at night.
If you were in the middle of the desert in your normal clothes what would happen to you?
In one hour you would have lost one liter of water from sweating, by the end of the day you could be 5 kg lighter and you would have stiff muscles and a headache caused by losing body salts in your sweat.
What are desert homes like?
Houses have thick walls and small windows, water is pumped from underground wells, shade cloth covers outside areas and air conditioning which keeps homes cool.
What valuable thing do deserts have?
Valuable minerals.
What is deep in the rocks of the Sahara Desert?
There are rich oil supplies.
What do oil companies do for people who work at oil fields and oil refineries?
They build settlements for them.
In some places water is piped hundreds of kilometers to desert settlements. True or False?
True
What is a desert?
A desert is an area of very low rainfall.
The main human activity in deserts are….
Mining.
