The variety of coal in which the deposit contains recognizable traces of the original plant material is Peat Anthracite Bitumen Lignite TRUE ANSWER : ? YOUR ANSWER : ?
Newton is the unit of: Velocity Momentum Acceleration due to gravity Force TRUE ANSWER : ? YOUR ANSWER : ?
Isotopes are separated by: Crystallisation Sublimation Distillation Filtration TRUE ANSWER : ? YOUR ANSWER : ?
Nautical mile is a unit of distance used in: Navigation Astronomy Measuring the boundaries of a nation Road mile TRUE ANSWER : ? YOUR ANSWER : ?
Washing soda is the common name for Sodium Carbonate Calcium Bicarbonate Sodium Bicarbonate None of the listed here TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following was to be discovered first in the chromospheres of the sun? Krypton Helium Xenon Neon TRUE ANSWER : ? YOUR ANSWER : ?
The hardest substance available on earth is Iron None of the listed here Gold Diamond TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is used in pencils? Charcoal Silicon Graphite Phosphorous TRUE ANSWER : ? YOUR ANSWER : ?
Carbon, diamond and graphite are together called Isotopes Isomers Isomorphs Allotrope TRUE ANSWER : ? YOUR ANSWER : ?
Which radioactive pollutant has recently drawn to public, due to its occurrence in the building material? Plutonium Radan Radium Thorium TRUE ANSWER : ? YOUR ANSWER : ?