(A) Liquid
(B) Gas
(C) Solid
(D) None of the above
Drill produces?
(A) Electric Sound & Heat energy
(B) Electric energy & Fossil energy
(C) Kinetic energy & Heat energy
(D) None of the above
Madame Curie discovered which of the following?
(A) Platinium
(B) Atom
(C) Radium
(D) Carbon
__ is the atomic number of hydrogen.
(A) 1
(B) 2
(C) 3
(D) 4
An elementary unit of heredity is called?
(A) Hormone
(B) Gene
(C) Cell
(D) None of the above
The material which is used for rain proof coats owe their water proof properties to?
(A) Viscosity
(B) Elasticity
(C) Surface Tension
(D) None of the above
Which celestial body affect tides of ocean?
(A) Moon
(B) Sun
(C) Asteroid
(D) Meteorite
HCL is a?
(A) Acid
(B) Salt
(C) Base
(D) None of the above