Category: Everyday Science MCQs Set-10

Light from the sun travels a distance before it reaches the Earth?

A. 50 million km
B. 150 million km
C. 100 million km
D. None of these

Answer

Correct Answer: B. 150 million km

Detail about MCQs

The correct answer is B. 150 million km.

Light from the sun travels an average distance of about 150 million kilometers (93 million miles) to reach the Earth. This distance can vary slightly depending on the Earth’s position in its elliptical orbit around the sun, but on average, it’s about 150 million kilometers

What is the speed of light in vacuum?

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”

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