The Trace Gas(es)that Are Most Important Are ________

Q11: Explain why the atmosphere is heated mostly

Q12: Carbon dioxide is transparent to incoming _solar

Q13: Earth's atmosphere is divided vertically into four

Q14: In 1883, _ erupted and emitted great

Q15: The role of carbon dioxide and methane

Q17: What are the solid and liquid particles

Q18: Light, heat, and ultraviolet rays are part

Q19: One half of the atmosphere lies below

Q20: Clean, dry air is composed almost entirely

Q21: The temperature decrease in the troposphere is