The ozone layer is at height of _________kilometers from the surface of the Earth....? Mcqs

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The ozone layer is at height of _________kilometers from the surface of the Earth....?

(A) 45-40 kilometers
(B) 35-40 kilometers

(C) 15-40 kilometers
(D) reflects back radio waves

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Meteorology is...?

(A) Science of atmosphere
(B) Study of weights & measures

(C) Study of growth
(D) Study of stars

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Huge Cloud of gas and dust in universe is called...?

(A) Chromosphere
(B) Photosphere

(C) Nebula
(D) Lonosphere

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Which one of the following is unit of length:...?

(A) Joule
(B) Angstrom

(C) Newton
(D) Dalton

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Dynamite was discovered by...?

(A) Daimler
(B) Mosley

(C) Alfred Nobel
(D) Freud

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Which of the following is not a vector quantity:...?

(A) Displacement
(B) Velocity

(C) Speed
(D) Acceleration

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What is the meaning of Latin word “Aqua”...?

(A) Water
(B) Earth

(C) Fire
(D) Air

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Every action has reaction which are equal but in opposite direction, This law is called...?

(A) Newton's First Law of motion
(B) Newton's Second Law of motion

(C) Newton's Third Law of motion
(D) None of these

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What are Newton's used to measure...?

(A) Force
(B) Volcano

(C) Earthquack
(D) Tsunami

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Decibel is a unit used for:...?

(A) Speed of light
(B) Intensity of sound

(C) Intensity of heat
(D) None of these

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