With a ruler.
The anwser to this QuestionWe would use a termometre to measure , the temperature of a swimming pool .A thermometer.
Kiloliters or gallons depending on sizeo f the pool.
Unless you leave the heater on, Yes
Improper water chemistry - stay out of the pool until they learn how to properly maintain a swimming pool. Last measure would be to test the water yourself for proper chemistry.
I am not sure how significant this is - in other words, how quickly the swimming pool will react. But the idea is that the wind will result in water evaporating faster.
5000 gals x 0.01 = 50 gals
Approx. 1.5" to 2" per wk.
in meters
it means your swimming in a pool with dirty water and fish.....get out!
gallons
The easiest way is with a floating thermometer.
Reduces alkalinity of swimming pool water (softens hard water)