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DISCUSSION FORUM
Now, please answer the question:
1. What is the best title of the passage?
1. What is the best title of the passage?
1. Global Positioning System' ( GPS)
1. Global positioning system GPS
1. The best title is Global Positioning System or GPS
Global Positioning System' ( GPS)
1.Global Positioning System' ( GPS)
1.Global Positioning system GPS.
The answer is:
The development of Global Positioning System (GPS)
The development of Global Positioning System (GPS)
2. What does GPS function?
2. to provide information on someone's position quickly and accurately.
The Global Positioning System (GPS) is a navigation system using satellites, a receiver and algorithms to synchronize location, velocity and time data for air, sea and land travel.
The Global Positioning System (GPS) is a navigation system using satellites, a receiver and algorithms to synchronize location, velocity and time data for air, sea and land travel.
3. What are the obstacle that worsen the GPS signals?
3. Obstacles such as mountains and building block the relatively weak GPS signal
4. When was GPS project firstly initiated?
The GPS project was started by the U.S. Department of Defense in 1973
4. The GPS project was started by the U.S department of defense in 1973, with the first prototype spacecraft launched in 1978 and the full constelation of 24 satelites operational in 1993.
The GPS project was started by the U.S department of defense in 1973, with the first prototype spacecraft launched in 1978 and the full constelation of 24 satelites operational in 1993.
The GPS project was started by the U.S Department of Defense in 1973.
5. Mention other types of navigation satelite system like GPS developed by some countries in the world!
5. GLONASS - Rusia
QZSS - Japan
India's Navic - India
Europen Union Galileo Positioning System - Europe
QZSS - Japan
India's Navic - India
Europen Union Galileo Positioning System - Europe
The Russian Global Navigation Satellite System (GLONASS)
China's BeiDou Navigation Satellite System
the European Union Galileo positioning system
India's NavIC
Japan's Quasi-Zenith Satellite System (QZSS)
China's BeiDou Navigation Satellite System
the European Union Galileo positioning system
India's NavIC
Japan's Quasi-Zenith Satellite System (QZSS)
Now, what is the definition of this word?
1. Global
1. Global
c) covering or affecting the whole world
2. Provides
2. f) gives something to somebody or make it available for them to use
3. Obstacle
j) a situation, an event, etc. that makes it difficult for you to do or achieve something
3. j) a situation, an event, etc. that makes it difficult for you to do or achieve something
4. To transmit
e) to send an electronic signal, radio or television broadcast, etc.
5. Accessible
a) that can be reached, entered, used, seen, etc.
6. To degrade
i) to make something become worse, especially in quality
6. i) to make something become worse, especially in quality
7. Suffered
7. b) experienced something unpleasant, such as injury, defeat or loss
8. To enhance
g) to increase or further improve the good quality, value or status of somebody/something
8. g) to increase or futher improve the good quality, value or status of somebody/something
9. Availability
d) the fact that something is possible to get, buy or find
10. To release
h) to stop holding something or stop it from being held so that it can move, fly, fall, etc. freely