What happens to a comet’s brightness as it approaches the Sun? By Ahmed Akber 🌐 Source Science & Technology Archive ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 13 Aug 2026 A. Remains constant B. Dims rapidly C. Increases (brightens) D. Darkens Check Answer 💡 Explanation: Heat from the Sun vaporizes the comet's ice, creating a bright coma and tail. 📚 Topics: General Science Science 🎯 Exams: GEN NTS