Mendesiann Mendesiann

31-05-2017
Biology

contestada

2)
Sunspot Data

Average Sunspot Number Calendar Year
12 1986
29 1987
100 1988
158 1989
142 1990
146 1991
95 1992

During which year would we expect to experience the MOST background static in satellite communication systems from space to Earth?
A) 1986
B) 1989
C) 1990
D) 1992

Respuesta :

tcox3865 tcox3865

06-07-2017

the answer is B 1989

Answer Link

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