✅ Correct Answer: Gypsum salt
Source: This question is taken from the Everyday Science
✅ Correct Answer: Maria, or seas, even though there is no water on the Moon
✅ Correct Answer: Epicenter
✅ Correct Answer: Astronomy
✅ Correct Answer: Acclimatization
✅ Correct Answer: Stellar nurseries
✅ Correct Answer: Saros Cycle
✅ Correct Answer: Quick Silver
✅ Correct Answer: Pure-Conductor
✅ Correct Answer: plasma
✅ Correct Answer: sublimation
✅ Correct Answer: Geo-morphology
✅ Correct Answer: Retinene
✅ Correct Answer: Both A & B
✅ Correct Answer: Niacin
✅ Correct Answer: Arboreal
✅ Correct Answer: Fissionable
✅ Correct Answer: radio active gas
✅ Correct Answer: Volatile
✅ Correct Answer: Metrology
✅ Correct Answer: Magnesium Sulfate
✅ Correct Answer: Thiamine
✅ Correct Answer: Karman line
✅ Correct Answer: Cryosphere
✅ Correct Answer: Phycology