Name: Dalal Ibrahim Ali
ID: 434808940
Section : 1134
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Frist question:Drones.
Answer of first part of question
1. First aid aircraft (good) This unmanned ambulance arrives faster than an ambulance at 100 kilometers per hour . More than 800,000 people in Europe suffer from heart attacks every year, and the response time and access to emergency services is about 10 min . This plane can carry defibrillator, which is used to treat irregular heart rhythm disorders such as ventricular fibrillation within 12 Km² in one minute, so reducing the mortality rate.
2. Delivery (good): In the near future, you may see pizza rolls moving over you, but …show more content…
Small-scale, known as Little Dron, is being developed to fight streets and buildings for snipers and ambushes. To provide survey and spy data instantly by broadcasting video from the 3 cameras.
Answer of second part of question : benefits of drones:
1. They can save lives. In natural disasters, UAV systems can be developed to survey damage, identify injured and injured victims, and assess ongoing threats without endangering the safety of rescue teams and early responders.
2. Can support law enforcement . SA can be used to search for missing children, trace suspects, assist in accident investigations, and monitor large …show more content…
Answer of first part of question :Money
Is any verifiable item or record generally acceptable as a payment for goods and services and debt repayment in a given country or social and economic context. It is a means of exchange; account unit; a store value, a deferred payment criterion. Any verifiable record that fulfills these functions can be considered as perfection
Answer of 2nd part of question : history of different kinds of money
In past people used barter. They were given a commodity for another commodity or a commodity known to the owner of the item, and the first began to Chinese is the first documented in your Lydia, western Turkey, and then spread to the Europeans. In 1600 and then to paper currencies, and certainly currencies in each country are different names because of its history and culture, and in particular personal and country code.
The dollar: its name back to the silver mines in Germany, the most famous in the world's currency.
Lira: It is also used as pure silver and first used by the ancient Roman Empire.
Real: It means ownership that pertains to the king and was the beginning of rotation in the Spanish and Portuguese empires
Answer of 3rd part of question :