When water is filled in a bottle and is allowed to freeze, the bottle breaks because...? Mcqs

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When water is filled in a bottle and is allowed to freeze, the bottle breaks because...?

(A) Water expands on freezing
(B) Bottle contracts at freezing point

(C) temperature outside the bottle is less than that inside the bottle.
(D) None of the above

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Which planet is much brighter in our solar system...?

(A) Earth
(B) Venus

(C) Mercury
(D) Jupiter

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Escape velocity of a rocket fired from the earth towards the moon is a velocity to get rid of the _______...?

(A) Centripetal force due to the earth’s rotation
(B) Earth’s gravitational pull

(C) Pressure of the atmosphere
(D) Moon’s gravitational pull

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Which one is longitudinal wave...?

(A) sound waves
(B) light waves

(C) water waves
(D) electromagnetic waves

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The contraction and expansion of the movement of the walls of the food pipe after entering the slightly digested food is known as ______ movement...?

(A) Gastric
(B) Diastolic

(C) Peristaltic
(D) Oscillatory

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The melting point of ice is_________...?

(A) 00C
(B) 1000C

(C) 40C
(D) -40C

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A ______ is an inclined plane wrapped around a cylinder, used to fasten objects....?

(A) Screw
(B) Lever

(C) Pulley
(D) Wheel

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The Stevenson screen contains all of these EXCEPT:...?

(A) Wet bulb thermometer
(B) Maximum thermometer

(C) Ordinary thermometer
(D) Anemometer

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The natural world that surrounds a living and non-living things is called...?

(A) Ecosystem
(B) Environment

(C) Habitat
(D) Biodiversity

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Dioptre is a unit of measurement for __________ ...?

(A) Current
(B) Lens

(C) Force
(D) Focal Length

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