Big Bang theory explains_____________?
Big Bang theory explains_____________?
A. Origin of Universe
B. Origin of Sun
C. Laws of physics
D. None of above
Big Bang theory explains_____________?
A. Origin of Universe
B. Origin of Sun
C. Laws of physics
D. None of above
Border line which separates outer space from Earth’s atmosphere is known as___________?
A. Durand line
B. Space line
C. Venus line
D. Karman line
When a star becomes a singularity and has zero volume and infinite density, it is called_______________?
A. White dwarf
B. Blue giant
C. Wolf-Raynet star
D. Black hole
A. they fall with that ultimate velocity, which are different for different droplets
B. they fall with same ultimate velocity
C. their velocity increases and they fall with different velocity on the earth
D. their velocity increases and they fall with same velocity on the earth
The phases of the moon are partially the result of the____________?
A. Changes in the shape of the moon
B. Revolution of the moon around the earth
C. Variations in the moon’s gravitation
D. Variations in the speed of rotation of the moon
A. Kidney failure
B. Heart weakness
C. Brain diseases
D. None of these