What is the temperature at the center of the Sun...? Mcqs

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What is the temperature at the center of the Sun...?

(A) 6 million °C
(B) 10 million °C

(C) 15 million °C
(D) 20 million °C

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Temperature of Sun in Celsius Scale is 6000ºC  & in Fahrenheit is _____________...?

(A) 8000 F
(B) 9000 F

(C) 10,832 F
(D) None of these

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One of the following ways of expressing the concentration of a solution does not depend on temperature. It is__________...?

(A) Molarity
(B) Molality

(C) Normality
(D) Formality

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The temperature of the dead body is_______________...?

(A) 0 ‘C
(B) 37 ‘

(C) Room Temperature
(D) Temperature of the place where it is kept

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Which law states that “equal volumes of all gases, at the same temperature and pressure, have the same number of molecules...?

(A) Boyle’s law
(B) Charles’ law

(C) Gay-Lussac’s law
(D) Avogadro’s law

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The Sun has temperature of around _____...?

(A) 3000 °C
(B) 6000 °C

(C) 4000 °C
(D) 5000 °C

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The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________...?

(A) 1120 ft
(B) 120 ft

(C) 56 ft
(D) 100 ft

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Atmospheric temperature increases at the higher altitudes due to________...?

(A) Conduction
(B) Convection

(C) Inversion
(D) Radiation

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The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________...?

(A) Barograph
(B) Radiosonde

(C) Aneroid barometer
(D) Altimeter

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The extremely cold temperatures in the polar region of moon mean that it can act as a kind of __________ where things do not undergo much change....?

(A) Time capsule
(B) Light capsule

(C) Meta capsule
(D) Natural capsule

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The Temperature of the surface of Sun is_______...?

(A) 5,778 Kelvin
(B) 6,778 Kelvin

(C) 7,778 Kelvin
(D) 9,778 Kelvin

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The instrument used to measure temperature is called the...?

(A) Barometer
(B) Hygrometer

(C) Thermometer
(D) Spectrometer

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Vertebrates are divided into how many main groups based on temperature regulation...?

(A) 2
(B) 3

(C) 4
(D) 5

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The lowest temperature ever recorded on the Earth is...?

(A) –89.2 °C
(B) –86.2 °C

(C) –83.2 °C
(D) –92.2 °C

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At which temperature does bacteria die...?

(A) 102F
(B) 106F

(C) 149F
(D) None of These

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The speed of light with the rise in the temperature of the medium____________...?

(A) Decrease
(B) Increase

(C) Remain the same
(D) First decrease then increase

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At higher altitude, the temperature and density of the air are _____...?

(A) Lower
(B) Higher

(C) Constant
(D) Unchanged

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At what temperature does silver melt...?

(A) 275 °C
(B) 327 °C

(C) 961.8 °C
(D) 100 °C

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With the rise in temperature, metals conductivity____________...?

(A) Remains same
(B) Increases

(C) Decreases
(D) None of these

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With the increase in temperature, heat will be...?

(A) Increase
(B) Decrease

(C) Remain constant
(D) None

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Despite the fluctuation in human body temperature. The temperature of human body remains at _________...?

(A) 35 °C
(B) 37 °C

(C) 42 °C
(D) 54 °C

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The Sun has temperature of around 6,000 °C and glows ____...?

(A) Red
(B) Blue

(C) Green
(D) Orange/Yellow

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Vertebrates animals that take on the temperature of their surrounding are called...?

(A) Cold-blooded
(B) Warm-blooded

(C) Both A and B
(D) None

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Which animal have a thick layer of fat under their skin which protects them from the cold temperature of the sea...?

(A) Blue Whale
(B) Starfish

(C) Crocodile
(D) None

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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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The maintenance of body temperature with in suitable limit is called...?

(A) Homeotherm
(B) Thermoregulation

(C) Osmoregulation
(D) Heterotherm

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As the temperature of ice rises, the ice melts and its density...?

(A) Decreases
(B) Remain constant

(C) Increases
(D) Increases upto 10C

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The coolest stars are the red stars and their temperature is around ____...?

(A) 2000°C
(B) 3000°C

(C) 4000°C
(D) 5000°C

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Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ...?

(A) Hailstorms
(B) Thunders

(C) Rain
(D) Lightning

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As temperature increases, initially the rate of reaction will _____...?

(A) Decrease
(B) Remain constant

(C) Fluctuate
(D) Increase

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Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ...?

(A) Snow
(B) Lightning

(C) Hailstorms
(D) Thunders

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The hottest stars are the blue stars and their temperature is around _____...?

(A) 25000°C
(B) 20000°C

(C) 15000°C
(D) 10000°C

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When a warm air is lifted off the surface in temperature depression it is called ________...?

(A) An occlusion
(B) A cold front

(C) An anticyclone
(D) A warm front

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A thermos flask keeps things close to their original temperature by reducing ____...?

(A) Conduction
(B) Convection

(C) Radiation
(D) All of these

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A solution that cannot dissolve any more solute in it, at a given temperature is called a...?

(A) Saturated Solution
(B) Aqueous Solution

(C) Unsaturated Solution
(D) Concentrated Solution

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