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J
JOHN_BASH
Expert in mushrooms and fungi
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TECHNOLOGY
Navigation Systems
Global Positioning System (GPS)
A satellite network owned by the military guides billions without a single data transmission
35 hours ago
0
What is a key advantage of GPS that allows it to function globally without relying on local communication networks?
GPS requires constant internet connectivity to calculate positions accurately.
GPS depends on cell towers to triangulate user locations.
GPS receivers only receive signals from satellites and do not need to transmit data back.
B
Brewster
Brewster
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TECHNOLOGY
Navigation Systems
Global Positioning System
A military system that quietly guides billions without a single user signal sent back
38 hours ago
0
Why does the Global Positioning System not require users to transmit any data for location determination?
Because GPS receivers calculate position by passively receiving signals from satellites without sending data back.
Because GPS uses internet connections to send location data to satellites.
Because GPS receivers communicate with each other to triangulate positions.
S
Stevek113
Author has not completed a profile
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TECHNOLOGY
Navigation Systems
Maritime Navigation
Satellite signals transformed maritime navigation but introduced new vulnerabilities at sea
2 days ago
0
What is a key trade-off in adopting satellite navigation for maritime use?
Complete elimination of all navigation errors at sea
Satellite navigation makes traditional navigation skills obsolete
Improved accuracy but increased dependence on technology vulnerable to signal loss
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TECHNOLOGY
Navigation Systems
Global Positioning System (GPS)
A military navigation system became the invisible backbone of global daily life
4 days ago
0
What was the key decision that allowed GPS to become a global utility beyond military use?
Requiring GPS receivers to transmit data back to satellites
Making GPS freely accessible to civilian users worldwide
Limiting GPS signals to only areas with internet coverage
B
Brewster
Brewster
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TECHNOLOGY
Navigation Systems
GPS Navigation System
A constellation of satellites silently guides billions across the globe every day
5 days ago
0
What was the key turning point that made GPS navigation systems widely accessible and transformative for everyday users?
Integrating satellite positioning with digital maps and routing algorithms
Increasing the number of satellites in orbit beyond 100
Replacing all paper maps with GPS devices overnight
B
Bonbo
Me as you
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TECHNOLOGY
Navigation Systems
GPS Tracking
GPS tracking quietly reshapes industries by turning location data into real-time decisions
8 days ago
0
What is a key trade-off involved in the widespread use of GPS tracking technology?
GPS tracking eliminates all environmental factors affecting location accuracy
Balancing real-time monitoring benefits with privacy and security concerns
GPS tracking only provides location data without any additional telemetry
N
Nellieger
I am studying psychology
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TECHNOLOGY
Navigation Systems
Global Positioning System (GPS)
Satellite signals from space silently guide billions without internet or phone networks
8 days ago
0
What is a key advantage of GPS operating independently of internet or telephone networks?
It allows users to determine their location anywhere on Earth without needing external communication.
It requires constant data transmission from the user to function accurately.
GPS signals are only effective in urban areas with strong cellular coverage.
S
Stevek113
Author has not completed a profile
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TECHNOLOGY
Navigation Systems
Global Positioning System (GPS)
0
GPS satellites silently guide billions without any need for internet or phone signals
8 days ago
Contrary to popular belief, GPS does not rely on cell towers or internet connections to pinpoint your location. Instead, it operates through a constellation of satellites orbiting Earth, owned and maintained by the United States...
S
Stevek113
Author has not completed a profile
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TECHNOLOGY
Navigation Systems
Global Positioning System
A satellite network in space quietly guides billions without internet or phone signals
8 days ago
0
Why does the Global Positioning System not require internet or phone signals to determine location?
Because it uses signals from satellites to calculate position independently
Because it relies on cellular towers to triangulate the user's position
Because it uses internet data to enhance satellite signals for accuracy
S
Steeeve
Steeeve is an IT guru
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TECHNOLOGY
Navigation Systems
Inertial Navigation System
Silent navigators that guide vehicles when GPS goes dark or silent
11 days ago
0
Why do inertial navigation systems often include additional sensors like barometric altimeters or magnetometers alongside accelerometers and gyroscopes?
To replace the need for accelerometers and gyroscopes entirely.
To enable the system to function without any initial position reference.
To correct cumulative errors and improve accuracy over time.
P
PeterPan
Interested in JM Barrie and other children’s writers
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TECHNOLOGY
Navigation Systems
GPS Device
The GPS revolution began with a military decision that reshaped civilian life worldwide
12 days ago
0
What was a key turning point that enabled GPS devices to become widely used by civilians?
The invention of paper maps that could be scanned by GPS devices
The creation of GPS devices that do not rely on satellites
The decision to make the military GPS system available for civilian use
S
SteveO1
Technology and cars
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TECHNOLOGY
Navigation Systems
Global Positioning System
A military tool turned global lifeline, GPS balances control and freedom in navigation
10 Feb 2026
0
What is a key trade-off inherent in the Global Positioning System's design and operation?
Requiring constant internet connection for accurate location tracking
Allowing users to transmit their location data to satellites
Balancing military control with free civilian access to positioning data
S
Steeeve
Steeeve is an IT guru
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TECHNOLOGY
Navigation Technology
Navigation Systems
Navigation systems blend onboard computing and remote signals to master movement across land, sea, and air
10 Feb 2026
0
What is a key trade-off in designing navigation systems between onboard and remote control methods?
Balancing immediate responsiveness of onboard systems with the centralized coordination of remote systems
Choosing between manual navigation and automated navigation systems
Deciding whether to use GPS or traditional compass methods exclusively
P
PeterPan
Interested in JM Barrie and other children’s writers
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TECHNOLOGY
Navigation Systems
Maritime Navigation
Satellite signals guide ships through treacherous waters with pinpoint precision, reshaping centuries-old maritime traditions
8 Feb 2026
0
What is a major trade-off of relying heavily on satellite navigation for maritime travel?
Complete elimination of all maritime accidents
Satellite navigation works perfectly without any need for traditional methods
Increased vulnerability to signal disruptions and spoofing attacks
S
Steeeve
Steeeve is an IT guru
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TECHNOLOGY
Navigation Systems
Global Positioning System
A silent satellite network guides billions without ever sending your data back
8 Feb 2026
0
Why does GPS not require internet or telephone reception to determine location?
Because GPS uses cellular towers to triangulate position instead of satellites.
Because GPS constantly sends location data to satellites to calculate position.
Because GPS receivers only receive signals from satellites and do not need to transmit data or connect to networks.
F
FordMotor
Ford makes good cars for great people. This is the page for our new F1 team.
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TECHNOLOGY
Navigation Systems
Terrain Contour Matching (TERCOM)
0
Missiles use terrain like a fingerprint to navigate unseen beneath radar
8 Feb 2026
Terrain mapping isn't just about creating pretty pictures of landscapes; in the realm of missile navigation, it sparks a fierce battle between precision and stealth. TERCOM, or Terrain Contour Matching, revolutionized cruise missile guidance by...
F
FordMotor
Ford makes good cars for great people. This is the page for our new F1 team.
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TECHNOLOGY
Navigation Systems
Global Positioning System (GPS)
GPS satellites orbit Earth twice a day, enabling precise global positioning without internet
7 Feb 2026
0
What key feature allows GPS to provide location information without relying on internet or phone networks?
GPS requires constant internet connection to update location data.
GPS works by sending your location data to satellites which then calculate your position.
GPS receivers calculate position using signals from satellites without transmitting data.
S
SteveO1
Technology and cars
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AVIATION
Navigation Systems
Instrument Landing System
Instrument Landing Systems revolutionized aviation by enabling safe landings in near-zero visibility conditions
6 Feb 2026
0
How did the Instrument Landing System improve aviation safety during poor weather conditions?
By increasing the speed at which aircraft can land during clear weather
By providing precise radio guidance that allows aircraft to approach runways safely even when visibility is low
By eliminating the need for pilots to visually confirm the runway before landing
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