As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what...? Mcqs

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As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what...?

(A) “coma” around the comet’s nucleus and a long tail that points away from the sun
(B) “coma” that points away from the sun and a long tail around the comet’s nucleus

(C) Only “coma” around the comet’s nucleus
(D) Only a long tail that points away from the sun

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What is the function of the lungs...?

(A) Respiration
(B) External respiration

(C) Cellular respiration
(D) None of the above

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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

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A body is in unstable equilibrium after slight tilt if its center of gravity ______...?

(A) Remains on one side of the point of contact
(B) Remains above the point of contact

(C) Passes over the point of contact
(D) Is positioned at its bottom

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An object with particles close together and vibrating describes a _______...?

(A) Gas
(B) Liquid

(C) Solid
(D) All three

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Stars in the sky appear to twinkle due to _________...?

(A) a series of refractions
(B) a series of reflections

(C) a surface tension phenomenon
(D) multiple diminishing brightness

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Bimetallic strip is used in _____...?

(A) Electric fan
(B) Electric motor

(C) Electric iron
(D) Electric toaster

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Input, processing, output. and storage are collectively referred to as ______...?

(A) Information processing cycle
(B) Hardware life cycle

(C) Software life cycle
(D) Information technology

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The cartilage are made up of cells called...?

(A) Osteoclast
(B) Osteocytis

(C) Chondrocytes
(D) Chaonocytes

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What are the three basic units of measurement for the metric system...?

(A) Metre, litre and gramme
(B) Centimetre, kilograms and metric

(C) Kilogram, mass and energy
(D) Kelvin, cd and mole

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