Solar wind is caused by the high temperature and pressure in the sun’s which atmosphere...? Mcqs

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Solar wind is caused by the high temperature and pressure in the sun’s which atmosphere...?

(A) Photosphere
(B) Chromosphere

(C) Corona
(D) A and B

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Orbital period of the planet Mercury around the sun is _____________...?

(A) 88 days
(B) 365 days

(C) 2 years
(D) 98 days

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The process of emission of electrons from the hot metal surfaces is called...?

(A) Plastic emission
(B) Thermionic emission

(C) Static emission
(D) Current emission

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The simplest kind of matter which cannot be further split up into simpler substances by chemical reactions is called...?

(A) Compound
(B) Atom

(C) Molecule
(D) Element

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Which of the following is called smallest, shallowest and coldest ocean of the world...?

(A) Pacific Ocean
(B) Indian Ocean

(C) Arctic Ocean
(D) None of the above

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Which of the following will you use to remove rust stains on cloth...?

(A) Alcohol
(B) Oxalic Acid Solution

(C) Kerosene Oil
(D) None of These

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Which of the following is a region of the solar system even farther out than the Kuiper belt...?

(A) The Gort cloud
(B) The Oort cloud

(C) The Fort cloud
(D) The Nort cloud

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Which of the following Rays are more Penetrating...?

(A) X-rays
(B) Gamma rays

(C) Alpha rays
(D) Beta rays

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A liquid is a state of matter _______...?

(A) Definite volume and definite shape
(B) Indefinite volume and definite shape

(C) Definite volume and indefinite shape
(D) Indefinite volume and indefinite shape

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In a very low temperature which from the following will freeze at last...?

(A) River water
(B) Canal water

(C) Sea water
(D) Water in a lake

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