Question 521
Which of the following statement/statements is/are true regarding the light year?
- Light year is a unit of distance.
- Light is a unit of time.
- A light year is the distance that light travels in one Earth year.
- Light year is the measurement of light intensity
- AOption (a)
Only 1 is correct
- BOption (b)
Only 1 and 2 are correct
- COption (c)
Only 1 and 3 are correct
- DOption (d)
Only 2 is correct
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Correct answer
Only 1 is correct