Earth Science Geology, the Environment, and the Universe

Section 3: Remote Sensing

Multiple Choice Quiz

1
What does GPS stand for?
A)Global Potential Satellite
B)Geographic Positioning System
C)Geodial Position Satellite
D)Global Positioning System
2
How does a Landsat satellite differentiate between objects on Earth's surface?
A)Landsat uses a single detector to measure the intensities of energy.
B)Landsat satellites take pictures using visible light.
C)Features on Earth radiate warmth at different frequencies, which show up as different colors on Landsat images.
D)Landsat measures the longest frequencies of electromagnetic radiation from Earth.
3
What is the electromagnetic spectrum?
A)visible light
B)frequencies measured by satellites
C)the arrangement of electromagnetic radiation
D)energy emitted from Earth
4
How does the satellite Topex/Poseidon map ocean features?
A)visible light
B)radar
C)X rays
D)ultraviolet rays
5
Which method uses sound waves for remote sensing?
A)sonar
B)Landsat satellite
C)Topex/Poseison satellite
D)GPS
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