The chemical name of Laughing gas is___________...? Mcqs

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The chemical name of Laughing gas is___________...?

(A) Nitric oxide
(B) Nitrogen dioxide

(C) Nitrogen pentoxide
(D) Nitrous oxide

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Scientific study of the Algae is known as ___________...?

(A) Phycology
(B) Pomology

(C) Oneriology
(D) Trichology

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Speed of object in one direction is called___...?

(A) Velocity
(B) Acceleration

(C) Space
(D) Temperature

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The number shown above the symbol of element is called...?

(A) Mass Number
(B) Valency

(C) Atomic Number
(D) Oxidation State

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A thermos flask keeps things close to their original temperature by reducing ____...?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

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Planets having largest amount of Carbon Dioxide is ____________...?

(A) Mercury
(B) Jupiter

(C) Mars
(D) Venus

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A moving object always possesses...?

(A) Potential Energy
(B) Kinetic Energy

(C) Thermal energy
(D) Magnetic energy

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The study of forces acting upon bodies in motion in the air is called__________...?

(A) Aeronautics
(B) Aerophysics

(C) Aerodynamics
(D) Aerofraction

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The maximum number of electrons K orbit possesses...?

(A) 2
(B) 4

(C) 6
(D) 8

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The solar wind creates a “bubble” around the solar system called...?

(A) Feliosphere
(B) Seliosphere

(C) Heliosphere
(D) Peliosphere

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