Multiple Choice QuestionWhat phrase best describes the relative amount of greenhouse gases (%) in the atmosphere?Multiple choice question.HighLowModerate

Multiple Choice QuestionGreenhouse gases make up Blank______% of the atmosphere.Multiple choice question.more than 10<0.1about 5

What greenhouse gas is the most abundant in the atmosphere?Multiple choice question.sulfur dioxidecarbon dioxidemethaneoxygen

Multiple Choice QuestionThe greenhouse effect refers to the fact that certain gases in the atmosphere, such as methane, Blank______.Multiple choice question.capture and retain some energy in the atmospheretransmit most terrestrial (long-wave) energy in the atmospherecreate energy in the atmosphere

What percentage of global greenhouse gas emissions are related to the aviation industry? Group of answer choices12%33%9%2%

The atmospheric gases primarily responsible for our Greenhouse Effect areGroup of answer choicesHydrogen and HeliumWater vapor and Carbon dioxideArgon and water vaporOxygen and carbon dioxide