A. 300 Million m/s
B. 300 Million m/h
C. 300 Million K/s
D. 300 Million k/h
Answer
Correct Answer: A. 300 Million m/s
Detail about MCQs
The correct answer is A. 300 Million m/s. The speed of light in a vacuum is approximately 299,792,458 meters per second, often rounded to 300 million meters per second for simplicity. This value is a fundamental constant in physics and is denoted by the symbol “c”