1.   Mountains stretched as far as my eyes could see, until the next cloud formation.

2.   There are many different types of cloud formation.

3.   Enormous cloud formations formed a purple mass.

4.   Almost all tropical storms pass through the same stages of development, exhibiting similar cloud formations near and around their centers at various stages.

5.   Almost all tropical storms exhibit similar cloud formations while passing through the same stages of development.

6.   Chen bolsters his beliefs with photographs, mounted on large signs erected in his front yard, of cloud formations.

7.   GOES images are known best for the moving cloud formations seen on television weather forecasts.

8.   He has also argued that cloud formations are actually bacterial dispersal vehicles, for microbes have been found in abundance in clouds.

9.   I am looking at the cloud formation on the horizon, which is what generates the wind which will ultimately decide how the race evolves and who will win.

10.   It examines in the driest imaginable terms topics from cloud formation to cell structure.