Chapter 1

NCERT
Class 9
Science
Solutions
1. Convert the following temperatures into celsius unit— (a) 293K (b) 470K

Question:

Convert the following temperatures into celsius unit—

(a) 293K (b) 470K

Answer:

(a)293K

Celsius temperature = Kelvin Temperature – 273

= 293 – 273 = 20°C

(b)Celsius Temperature = Kelvin Temperature – 273

= 470 – 273 = 197°C

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