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What are the advantages and disadvantages of scientific advances in these fields?
- Robots
+ do all the housework
+ unemployment
- Nuclear energy
+ convenient, clean, available
+ expensive, unsafe, environmentally unfriendly
- Nutrition pills
+ people can live longer, convenient
+ expensive, create an ageing population, create overpopulation
- Smart phones
+ convenient, quick, entertaining
+ environmentally unfriendly, discourage face-to-face communication, people can be tracked at all times
- Space travel
+ exciting, adventurous
+ expensive, dangerous
Do you think scientific advances can help us solve problems in the future? Give an example.
cái này mk chưa hc đến và bây giơf cx rất bận để hôm nào mk pót cho pn nhé
Advantages and disvantages of the Internet
Nowadays, in a modern world, the Internet is required in almost everything in life. It became more and more popular over time with its huge amount of advantages. But since everything have two sides: the good and the bad one, the Internet is not an exception. And today we are going to learn about the advantages and disadvantages of the Internet.
First we will talk about the benefits of social Internet.Internet helped develop a new step .We can use the Internet to access the network , looking for information and all information .Now everything can be found on the Internet in all areas : from culture , sports , entertainment , education or the natural sciences . With just one click , less than a second has millions of results come up on the screen . With the Internet , finding the information become easier .Internet is also a useful tool of entertainment , it helps us to see movies , pictures , play games or read the story online at any time . The 3rd advantages of Internet is communicating to friends. With Internet, we can access social networks like Facebook , Twitter , ZingMe , ..... we can share information , pictures or to chat with you friends everytime,everywhere. With one click , every difficult become easier. Besides, Internet also helps us to purchase online , make purchases and becomes easier, not wasting time going around looking .Just need to select an object on a page you need to purchase online and sales orders in a single operation , in 7-10 days,the item will be delivered to the shoppers .It’s useful to busy people with jobs , don’t have much free time. Moreover the Internet can also be used as a tool to promotion for major brands , helping businesses become more favorable .
However, in addition to benefits, the Internet also brings much disadvantages . Because everything is posted on the Internet and public display so can’t avoid bad Web.This Web page have many bad information and false information, videos or photos will impact depraved mentality and lifestyle affect users. It’s can addictive if you use Internet too much. There are no statistics on the number of people addicted to the internet, but in reality, a lot of people spend hours, even on 8 hours a day to surfing the net. May be they play game, read books or login the favorite pages,...They forget the time,works and household because of Internet. There are many, students dropped out of school or expelled because of gaming addiction .Some people addictive to social networking, only immersed in the virtual life they created.Some people addictive to games. Violence,fight and shooting game on Internet addiction to player. The player always haunted by thoughts of killing and violent images. Many slaughter happen with the same reasons: the player is play the violence games too much.Some young people can be killers,crimes very dangerous. Internet is also spread information.One picture or one dangerous information can be updated on milion pages.Some people can be a famous over the world in one night. And the spread of information that also contributed to the violence, kidnappings online. Internet also created virus. The virus can spread rapidly and infiltrate computer systems, destroy data, software of thousands of computers. The leaks are also common on the internet. Hackers have created virus then infiltrate to computer systems, leakage of confidential information held of the country
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