GENERAL KNOWLEDGE

GK

SOLAR SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How hot is the sun?
A
5, 778 K
B
100, 000, 000 K
C
100 K
D
2, 000, 000, 000, 000 K
Explanation: 

Detailed explanation-1: -The temperature at the surface of the Sun is about 10, 000 Fahrenheit (5, 600 Celsius). The temperature rises from the surface of the Sun inward towards the very hot center of the Sun where it reaches about 27, 000, 000 Fahrenheit (15, 000, 000 Celsius).

Detailed explanation-2: -The Sun’s temperature, which reaches around 15 million degrees Celsius in its core, steadily decreases with distance from the core, falling to 6000°C at its ‘surface’.

Detailed explanation-3: -5778 K to °C = 5504.85 Celsius Note that the the unit of measurement Kelvin has no degrees, so we either write 5778 Kelvin or use the symbol K to denote the temperature: 5778 K. In contrast, 5778 degrees Celsius is synonym for 5778 Celsius and for 5778 centigrades; using the unit symbol we write: 5778 °C.

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