What is enthalpy a measure of?
the heat content of a system.
the kinetic energy of a system.
the number of moles of reactant in a system.
the disorder of a system.

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

b. accuracy of the data matters alot more than its number of digits, organization or amount of detail. quantitative observation is more accepted than the qualitative observation.

if the temperature drops and becomes cool

then the atmosphere can be freezing as the water vapor in the air is at maximum (100%) and can be severely cold

also can be snowing lightly as the moisture in the air will start to solidify

and btw this is not chemistry but