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45 degrees Celsius is what temperature on the kelvin scale?
45 degrees Celsius is equivalent to 318 Kelvin on the Kelvin scale. This is because the Kelvin scale starts at absolute zero (0 Kelvin), which is equivalent to -273.15 degrees Celsius. To convert Celsius to Kelvin, simply add 273.15.
Which temperature scale gives a true zero degrees?
The Kelvin temperature scale gives a true zero degrees, known as absolute zero. At absolute zero, all molecular motion ceases, making it the lowest possible temperature.
Kelvin scale equals how many degrees on the Celsius scale?
To convert from Kelvin to Celsius, subtract 273.15. So, for example, 0 Kelvin is equal to -273.15 degrees Celsius.
What is the connection between absolute zero and the kelvin temperature scale?
The Kelvin temperature scale starts at absolute zero, which is the coldest possible temperature where particles have minimal energy and all motion stops. Absolute zero is defined as 0 Kelvin, making the Kelvin scale directly proportional to the Celsius scale but with 0 K equivalent to -273.15 °C.
Why does the kelvin thermometer start from -273 Celsius temperature?
The Kelvin scale starts at -273 degrees Celsius, which is known as absolute zero. This is the lowest possible temperature where all molecular motion ceases. By choosing absolute zero as the starting point, the Kelvin scale ensures that temperature values are always positive and directly proportional to the average kinetic energy of particles in a substance.
