Weather Quiz: Clouds


It is the wind in the atmosphere which causes cloud formations to appear to move across the sky. What's more, on a day when clouds are appearing at different levels, you may notice them moving in different directions indicating changing wind direction at different levels.

Move on to the next question.

SPEC scientists, Tara Jensen and Pat Zmarsley, monitor a Cloud Particle Imager during MWISP.
2. Cloud droplets are very tiny, usually less than 3 micrometers. How many cloud droplets are needed to make the average raindrop?

A. 1 Thousand
B. 100 Thousand
C. 1 Million
D. 1 Billion

Choose any one of the four answers above.