
GPS Technology and Navigation Systems

Interactive Video
•
Science, Geography, Computers
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the original purpose of the NAVSTAR system?
To guide intercontinental ballistic missiles
To assist in maritime navigation
To guide civilian aircraft
To provide weather forecasting
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a GPS receiver determine its distance from a satellite?
By comparing the satellite's time signal with its own clock
By using the satellite's temperature data
By measuring the satellite's speed
By calculating the satellite's altitude
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of atomic clocks in GPS satellites?
To broadcast the satellite's location
To ensure precise timekeeping for accurate positioning
To provide power to the satellite
To communicate with other satellites
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimum number of satellites needed for accurate GPS positioning?
Three
Two
Four
Five
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the effect of turning off 'selective availability' in 2000?
GPS became less accurate
GPS accuracy improved to about 15 meters
GPS devices became more expensive
GPS signals were encrypted
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do modern navigation devices include additional sensors?
To improve accuracy beyond what GPS alone can provide
To increase battery life
To make devices more compact
To reduce the cost of GPS devices
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What additional feature do mobile phones use to enhance GPS accuracy?
Solar panels
Local phone mast triangulation
Infrared sensors
Wind speed measurement
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