Year 2000 Space Physics & Astrophysics answer key

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Warning: this is the original answer key, some questions were allowed other (close) responses in the final assessment.

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51. e,e,a,b,d,b,e,e,c,b,a,a,c,d
65 not used
66. d,c,c,a,e,a,e,d,a,e,e,c,a, He II (helium nucleus)
80. a,b,b,d,a,e,e,b,e,e, c or e
91. d,a,a,e,d,a,b,d,d,a,a
102. e, (a),
104. c,c,d,a,b,e,a,c,c,a,d,c,c, 117 not used
118. c,a,e,a,b,e,c,d,e,b,a,e
130. b,a,a,d,d,a,d,a,c
139. c, 140 not used
141. a or b
142. b,c,e,c,c,c,a,a,d