( ( Except ( for ( air mass ) ) ) ( , ( ( these properties ) ( ( have ( a ( wavelength dependency ) ) ) . ) ) ) )
(ROOT (S (PP (IN Except) (PP (IN for) (NP (NN air) (NN mass)))) (, ,) (NP (DT these) (NNS properties)) (VP (VBP have) (NP (DT a) (JJ wavelength) (NN dependency))) (. .)))
Except for air mass, these properties have a wavelength dependency.
(ROOT (S (NP (NP (CD One)) (PP (IN of) (NP (NP (DT the) (NNS properties)) (PP (IN of) (NP (DT an) (NN air) (NN mass)))))) (VP (VBZ is) (SBAR (IN that) (S (NP (DT an) (NN air) (NN mass)) (VP (VBZ has) (NP (NP (JJ similar) (NN temperature) (CC and) (NN moisture) (NNS properties)) (PP (IN throughout) (NP (PRP it)))))))) (. .)))
One of the properties of an air mass is that an air mass has similar temperature and moisture properties throughout it.