5. Some Remote Sensing Satellites and Sensors

Try these first

1. 1.

   What do microwave sensors primarily measure?

   Hint

   Think about what environmental factors rely on water content.

2. 2.

   Name one application of Landsat satellites.

   Hint

   Consider the historical significance of Landsat.

3. 3.

   What type of data do microwave sensors provide?

   • Soil moisture
   • Spectral colors
   • 3D terrain maps

   Hint

   Think of farming and water measurement.

4. 4.

   True or False: Landsat satellites have been operational since 1972.

   • True
   • False

   Hint

   Consider the longevity of the program.

5. 5.

   How can hyperspectral imaging provide advantages over traditional remote sensing methods in agricultural applications?

   Hint

   Consider how plant health may be reflected in the spectrum.

6. 6.

   Explain how the evolution of Landsat has impacted environmental policies.

   Hint

   Think about the trends in data over years.