Key for Quiz 6:

1. Radiosondes are examples of _________________ measurements.
A. remote sensing
B. radar
C. in situ
D. telescopic

2. How often are weather balloons launched at locations such as Valley, Nebraska?
A. Daily
B. Twice daily
C. Four times daily
D. Hourly

3. Which of the following is NOT measured by a radiosonde?
A. Pressure
B. Cloud droplet size
C. Temperature
D. Humidity

4. About how many locations in the U.S. launch weather balloons?
A. 10
B. 100
C. 1000
D. 10000