NCERT Solution Class IX Science Matter in Our Surroundings Question 2 (Ex 1.5)

Question 2:

Convert the following temperatures to Kelvin scale.

(a) 25°C          (b) 373°C

Answer:

Kelvin is an SI unit of temperature, where 0°C = 273.16 K (approximately 273 K)

(a) 25 °C = (25 + 273) K

= 298 K

(b) 373 °C = (373 + 273) K

= 646 K

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