Study of the Universe is known as___________
Approximately how many Galaxies are there
Big Bang theory explains_____________
Big Bang was an explosion that occurred
Which is correct order of solar system starting from Sun
Diameter of Sun is_____________
Intrinsic Semi_conductor is also known as__________
On passing through food stuff, X_ray can kill the___________
Vitamin A is found in the____________
An extremely small piece of silicon on which integrated circuits are implicated is called __________________
