weather
climate
atmosphere
clouds
challenge
150

weather ballons 

weather ballons are large ballons that are used to carry equipment high into the atmosphere 

150

hopothsis

an educated guess

150

stratosphere

the layer of the earth's atmosphere above the troposphere

150

stratus


cloud forming a continuous horizontal gray sheet, often with rain or snow.



150

classifying 

denoting an adjective that describes the class that a head noun belongs to and characterized by not having a comparative or superlative

250

weather batellites

denoting an adjective that describes the class that a head noun belongs to and characterized by not having a comparative or superlative