Sound travels about ___________times faster in water than in air....? Mcqs

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Sound travels about ___________times faster in water than in air....?

(A) 2
(B) 3

(C) 4
(D) 5

Latest MCQs

What is one property of suspension that makes it different from a solution...?

(A) Suspensions have dissolved particles
(B) Suspensions have suspended particles

(C) Suspensions are homogeneous mixtures
(D) Suspensions are always transparent

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In winter an iron pipe feel colder than a wooden window . This is because wood is_______...?

(A) Conductor
(B) Non-Conductor

(C) Semi- Conductor
(D) Not a solid while iron is a solid

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Which vitamin is available to the human body through sun bathing...?

(A) Vitamin A
(B) Vitamin D

(C) Vitamin K
(D) Vitamin B12

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Which of the following planets have the longest day...?

(A) Jupiter
(B) Mercury

(C) Earth
(D) Venus

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In a liquid, some energetic molecules break free from the surface even when the liquid is too cold for bubbles to form. What is the name of this process...?

(A) Boiling
(B) Condensation

(C) Convection
(D) Evaporation

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In night, when photosynthesis is stopped, plants__________...?

(A) take in Carbon Dioxide
(B) give off Oxygen

(C) give off Carbon Dioxide
(D) None of these

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Leaves contains thin veins to transport _____...?

(A) Oxygen
(B) Carbon Dioxide

(C) Food
(D) Minerals

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Biosensor is used to measure...?

(A) Blood glucose level
(B) The body pH value

(C) Amount of hemoglobin
(D) Salinity in Urine

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Short-sightedness defect can be corrected by wearing a _____...?

(A) Convex Lens
(B) Concave Lens

(C) Prism Lens
(D) Cylindrical Lens

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