Sunday, April 24, 2011

This line chart shows us the population growth and it is predicted to be 10 billion in 2150 in the poor countries. And around half billion in the richer countries.

First of all, In 1750 the population was around half a billion, then it increase slowly from 1800 till 1950 when it reached 2 billion. After 1950 the population increased slightly till 2000 and reached 6.1 billion. The total amount of population in 2050 is expected to be around 8.5 billion. In 2100 it is estimated  to be around 10 billion and over 10 billion by 2150 but the total for the more developed countries will remain at about one billion and may even fall slightly.

In conclusion, over all we see the less developed countries increase dramatically which is tripled from 2 till 6 billion from 1950 to 2000 but this just include the less developed countries.

Wednesday, April 13, 2011

The line graph gives information about the average monthly temperatures in three African cities - Mombasa, Cairo, and Cape Town. Each city has its own different climate, with very different characteristics.

The hottest place shown on the graph is Cairo. In July and August, average temperatures rise to over 80º Fahrenheit. However, Cairo also has the biggest variation in climate.Temperatures drop to as low as 55 degrees in Cairo’s winter, during January and February. This is equal to Cape Town’s lowest temperature in July. In fact Cairo and Cape Town are almost opposites in temperature. Cairo is hottest when Cape Town is coldest.

Cape Town does not have the range that Cairo has. Its maximum temperature is 70º F from November to February, after which it drops gradually to about 55 degrees in its winter. In contrast to Cairo or Cape Town,

Mombasa is warm all year round. Its temperature fluctuates very little, ranging from a low of 75 to a maximum of 83 in March.

In conclusion, location is very important in deciding climate. When it is winter in Cairo, it is summer in Cape Town, but Mombasa, being tropical, is warm all year round.


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Thursday, April 7, 2011

We use 4 paragraph format for the problem solution essays.
1 introduction: write your  plan about the body and explain the solutions and problems
2 problems: write 4 causes of the problem about the subject that given to you
3 solutions: write the solutions that you wrote the problem about 
4 conclusion:  summarize the solutions and say which is most viable.
Then we moved to the graph; first we did the pie chart and compared between them and their percentage. After that, we practiced the bar chart, mostly between the countries. And last but not least we focused on the table chart and it was easy to understand.

Wednesday, April 6, 2011

This table shows the information about two winds, hurricanes and tornadoes. In this report we will discuss the differences between them and how they affect and impact our world.

First of all, the minimum speed of hurricanes is 74 mph. but the tornado’s is 40 mph. On the other hand we see the maximum speed of a hurricane is 155-200mph, which is lower than the tornado 250-300mph. The hurricane is classified on the Saffir-Simpson scale c1 – c5. However, a tornado is classified on the Fujita scale f0-f5. Moreover, we see the hurricane lasts for one week. Also we see tornadoes last for a few minutes and up to hours sometimes. In addition, a hurricane usually starts over the oceans. On the other hand, we the tornadoes start usually  over land.
In a conclusion, hurricanes are more predictable then tornadoes, last a longer period  of time and do not have a strong wind as the tornadoes have.


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