Approximately what is the speed of light in vacuum?
- 250 000 km/s
- 1 000 000 km/s
- 12 000 km/s
- 300 000 km/s
Answer
The correct answer is D) 300 000 km/s.
More Science & Technology questions
- What property of light might change its value when a beam of light crosses the border between vacuum and another medium or between two different media?
- Which of these thermal emissions of light is the rarest in nature?
- In his Theory of Relativity, Albert Einstein discloses that when you multiply the speed of light by the mass you get what?
- We watch TV thanks to which of these processes forming light?
- What is the temperature of the core of the sun?
- What are Mercury, Venus, Earth and Mars mostly made of?