Create a custom practice set
Pick category, difficulty, number of questions, and time limit. Start instantly with your own quiz.
Generate QuizWhich planet possesses the strongest greenhouse effect in the solar system?
- Mercury
- Venus
- Earth
- Mars
Answer: Venus
Venus has a runaway greenhouse effect due to its dense CO₂ atmosphere (92 bar pressure), raising surface temperatures to ~465°C, hotter than Mercury despite being farther from the Sun.