Science Class 6th
636. Pakistan sent first satellite Badr-1 in?
A. 2012
B. 1990
C. 2000
D. 2008
637. Over ________communication satellites have been launched since 1957
A. 100
B. 200
C. 300
D. 400
638. Geostationary satellite is exactly above?
A. North pole
B. Equator
C. South pole
D. None