The light of distant stars is affected by __________ ?
A. The earth’s atmosphere
B. Interstellar dust
C. both A and B
D. None of these
Mostly which gases found of the planet Jupiter?
A. Hydrogen
B. Chlorine
C. Hydrogen and Helium
D. Neon
NASA scientists have recently detected water vapor on which Jupiter’s moon?
A. Callisto
B. Europa
C. lo
D. None
Which instrument is used for viewing the sun?
A. Stroboscope
B. Heliograph
C. Solograph
D. None of these
There is a hole in the Ozone Layer at__________?
A. South Pole
B. North Pole
C. Both A and B
D. None of These
The biggest planet in solar system is ______ and having _____ moons?
A. Uranus , Sixteen
B. Jupiter, Seventy-nine
C. Saturn, Sixteen
D. Uranus, two
The Planet which revolves slowly around the Sun is__________?
A. Mercury
B. Mars
C. Earth
D. Neptune