Monday, April 26, 2010

US Farms & Farm Workers

This graph shows the number of farms and all farm workers in the U.S during the period 1910-2000.

There is an obvious relationship between farms and farm workers which is that at all times the number of workers is more than the number of farms. In 1910, there were above 6 million farms but the number of workers was between 13 million and 14 million. Over the next 20 years, the number of farms increased slightly, whereas the number of workers fell slightly. The number of farms declined steadily over the next 40 years by about a half but the number of workers plummeted dramatically from over 12 million to just over 4 million. From 1970 until 2000, the number of both farms and farm workers decreased gradually.

To sum up, the workers and farms decreased year by year. But the decrease of farm workers was more dramatic over the years.

Wednesday, April 14, 2010

Mobiles in the classroom

Years ago, there weren’t many mobile phones in students’ hands during the classes. Nowadays, however, all students use mobile phones and laptops in their studies.


Using mobile phones is essential during the classes. In an emergency situation, students need mobile phones to contact with other to solve their problems. For example if there are many problems that happen with a student in class, they can try to contact with the first one who can help them. More examples are if somebody is waiting for me or sending emails. Furthermore, most students use mobile phones to calculate in math class and as a dictionary when they have any strange words.



On the other hand, mobile phones have many negative effects on students and many schools bans using mobile phones during classes. When students use mobile phones during the class, they don’t pay attention to the lesson from the teacher. Also students affect their grades by chatting, talking and playing games.

In summary, students can bring their mobile phones but they should make them silent. They also should not use it during the class without permission from the teacher

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