Nate Certification Gas Heating and
Gas Hydronics with correct answers
2026
Common-types-of-gases-used-in-Heating-devices.---correct-answers--Two-common-types-of-
gases-used-today-are-natural-(methane)-and-LPG-(liquefied-petroleum-gas).
Air-specific-gravity---correct-answers--Air-has-a-specific-gravity-of-1.0.
Combustion---correct-answers--is-a-chemical-reaction,-or-the-rapid-oxidation-of-fuel-that-
results-in-the-release-of-heat-and-light.
Heat-transfer---correct-answers--is-accomplished-in-three-ways:-conduction,
convection,-and-radiation.
natural-gas---correct-answers--(methane)-molecule-is-1-carbon-atom
combined-with-4-hydrogen-atoms-(CH4-)-.
Gas Hydronics with correct answers
2026
Common-types-of-gases-used-in-Heating-devices.---correct-answers--Two-common-types-of-
gases-used-today-are-natural-(methane)-and-LPG-(liquefied-petroleum-gas).
Air-specific-gravity---correct-answers--Air-has-a-specific-gravity-of-1.0.
Combustion---correct-answers--is-a-chemical-reaction,-or-the-rapid-oxidation-of-fuel-that-
results-in-the-release-of-heat-and-light.
Heat-transfer---correct-answers--is-accomplished-in-three-ways:-conduction,
convection,-and-radiation.
natural-gas---correct-answers--(methane)-molecule-is-1-carbon-atom
combined-with-4-hydrogen-atoms-(CH4-)-.
