Module 3_1 Quiz

1. Which of the following are conserved quantities? (That means that they remain the same if brought to another elevation with no heat or moisture added.)

a) Potential Temperature and Specific Humidity
b) Absolute Temperature and Relative Humidity
c) Virtual Temperature and Dewpoint Temperature
d) Virtual Potential Temperature and Saturation Vapor Pressure
e) Temperature and Pressure

2.How does the temperature change with elevation in the troposphere for a US Standard Atmosphere?

a) The temperature does not change.
b)The temperature decreases by 6.5 C for every kilometer increase in elevation.
c) The temperature decreases by 10 C for every kilometer increase in elevation.
d) The temperature increases by 6.5 C for every kilometer increase in elevation.
e) The temperature decreases by 10 C for every kilometer increase in elevation.

3. How does the temperature change with elevation in a well mixed layer?

a) The temperature does not change.
b) The temperature decreases by 6.5 C for every kilometer increase in elevation.
c)The temperature decreases by 10 C for every kilometer increase in elevation.
d) The temperature increases by 6.5 C for every kilometer increase in elevation.
e) The temperature increases by 10 C for every kilometer increase in elevation.

4. What is the typical propagation mode for radio waves in the VHF to EHF EM bands?

a) Space Wave
b) Sky Wave
c) Surface Wave
d) Ground Wave
e) Plasma Wave

5. How does refraction (bending) depend on frequency in the VHF - EHF EM band?

a) higher frequencies bend more than lower frequencies
b) Lower frequencies bend more than higher frequencies
c) Refraction does not depend on frequency in the VHF - EHF EM band
d) Refraction depends on the plasma frequency
e)There is no refreaction for EM radiaiton in these wavelengths