( ( In ( groups ( of three ) ) ) ( , ( ( have ( students ( ( ( analyse ( ( a list ) ( of ( surface features ) ) ) ) and ) ( ( ( relate ( the features ) ) ( to ( an ( earth layer ) ) ) ) ( -LRB- ( ( ( ( e.g. , ) glaciers ) ( : ( ( ( ( ( ( atmosphere , ) hydrosphere ) , ) lithosphere ) , ) biosphere ) ) ) -RRB- ) ) ) ) ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (NP (NNS groups)) (PP (IN of) (NP (CD three))))) (, ,) (VP (VB have) (S (NP (NNS students)) (VP (VP (VB analyse) (NP (NP (DT a) (NN list)) (PP (IN of) (NP (NN surface) (NNS features))))) (CC and) (VP (VB relate) (NP (DT the) (NNS features)) (PP (TO to) (NP (DT an) (NN earth) (NN layer))) (PRN (-LRB- -LRB-) (FRAG (NP (NP (NNP e.g.)) (, ,) (NP (NNS glaciers))) (: :) (NP (NP (NN atmosphere)) (, ,) (NP (NN hydrosphere)) (, ,) (NP (NN lithosphere)) (, ,) (NP (NN biosphere)))) (-RRB- -RRB-)))))) (. .)))
In groups of three, have students analyse a list of surface features and relate the features to an earth layer (e.g., glaciers: atmosphere, hydrosphere, lithosphere, biosphere).
(ROOT (S (NP (NP (DT The) (NN surface)) (PP (IN of) (NP (NN earth)))) (VP (VBZ is) (VP (VBN covered) (PP (IN by) (NP (NP (DT a) (ADJP (RB relatively) (JJ thin)) (NN layer)) (PP (IN of) (NP (NP (NN water)) (VP (VBN called) (NP (DT the) (NN hydrosphere))))))))) (. .)))