HomeEveryday Science MCQsSpeed of sound in air is _______km/h? 517. Speed of sound in air is _______km/h?By Admin / September 17, 2025 A. 1347 B. 243 C. 1235 D. 1495 ✅ The correct answer is option C.
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