Answer:
Step-by-step explanation:
The current temperature of the weather station is 0 degree celsius.
It is also given that, the temperature is falling 3 degree celsius per hour.
After one hour, the temperature will reduce by 3 degree, that is the temperature will be (0 - 3) = -3 degree celsius.
After another one hour, that is 2 hours, the temperature will be (-3 - 3) = -6 degree celsius.