inanimate stem mass noun heat
these are just about the only terms of this type. Anything else uses the genitive.
“the heat of the water”
abstract stem count noun temperature degree
This temperature scale is set with 0 0 at absolute zero, and 495 230 at the triple point of water.
In ordinary use, temperatures between 450 200 and 675 300 are given without the hundreds place.
*Numbers in bold are in decimal, numbers in italics are in balanced sesquidecimal.