HomeEveryday Science MCQsIn what year did Galileo first use an optical telescope to study the moon? 668. In what year did Galileo first use an optical telescope to study the moon?By Admin / September 17, 2025 A. 1492 B. 1609 C. 1212 D. 1743 ✅ The correct answer is option B.
1. Which of the following does not pollute the air? Leave a Comment / Everyday Science MCQs / By Admin
2. Which of the following planets have the longest day? Leave a Comment / Everyday Science MCQs / By Admin