Question 1. Convert the following temperatures to the Celsius scale. (a) 293 K Chapter 1: Matter in Our Surrounding Science Class 9 solutions are developed for assisting understudies with working on their score and increase knowledge of the subjects. Question 1. Convert the following temperatures to the Celsius scale. (a) 293 K (b) 470 K. Question 2. Convert the following temperatures to the Kelvin scale. (a) 25°C (b) 373°C. is solved by our expert teachers. You can get ncert solutions and notes for class 9 chapter 1 absolutely free. NCERT Solutions for class 9 Science Chapter 1: Matter in Our Surrounding is very essencial for getting good marks in CBSE Board examinations
Question 1. Convert the following temperatures to the Celsius scale.
(a) 293 K (b) 470 K.
Answer: To concert Kelvin scale into Celsius scale we have to subtract 273 so (a) 293K=293-273=20 ºC, (b) 470K=470-273=197 ºC
Question 2. Convert the following temperatures to the Kelvin scale.
(a) 25°C (b) 373°C.
Answer: To concert Celsius scale into Kelvin scale we have to add 273 so (a) 25 ºC=25+273=298K, (b) 373 ºC=373+273=646K
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