Tarun got to know that the next nearest star to us is Alpha Centauri and is at a distance of 4 light years from the Earth- What does it mean- nbsp-Light has to travel 48 nbsp-months to reach that star-Light has to travel 43 nbsp-months to reach that star-Light has to travel 40 nbsp-years to reach that star-Light has to travel 4 nbsp-months to reach that star-

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Planets in Our Solar System

Tarun got to ...

Question

Tarun got to know that the next nearest star to us is Alpha Centauri and is at a distance of 4 light years from the Earth. What does it mean?

Light has to travel 48 months to reach that star.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Light has to travel 40 years to reach that star.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Light has to travel 43 months to reach that star.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Light has to travel 4 months to reach that star.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
Light has to travel 48 months to reach that star.

Light year is the distance light travels in one ‘Earth year’ which has 12 months in it. It is given that Alpha Centauri is 4 light years away from us. It means light has to travel 4 years or 48 months to reach that star.

Suggest Corrections

Similar questions

(a) How much time does light take to reach us from the sun?

(b) How much time does light take to reach us from the next nearest star 'Proxima centauri'?

Q. Tarun got to know that the next nearest star to us is Alpha Centauri and is at a distance of 4 light years from the Earth. What does it mean?

Tarun got to know from his elder brother that sun is the nearest star and is approximately $150$ million kilometers away from the earth. He wanted to know which is the next nearest star and what is its distance from the earth. His tutor told him that the nearest star is proxima centauri and is at a distance of $4.3$ light years from the earth. Tarun does not know what a light year is. Can you tell him?

IT IS TOLD THAT LIGHT FROM STARS TAKES YEARS TO REACH US SO ARE WE LOOKING AT PAST WHEN WE LOOK AT STARS?

It takes 5 years for light to reach the earth from A Star. Express the distance of Star from the earth in (a) Light year (b) km.

Join BYJU'S Learning Program

Tarun got to know that the next nearest star to us is Alpha Centauri and is at a distance of 4 light years from the Earth. What does it mean?

The correct option is A Light has to travel 48 months to reach that star. Light year is the distance light travels in one ‘Earth year’ which has 12 months in it. It is given that Alpha Centauri is 4 light years away from us. It means light has to travel 4 years or 48 months to reach that star.

The correct option is A
Light has to travel 48 months to reach that star.

Light year is the distance light travels in one ‘Earth year’ which has 12 months in it. It is given that Alpha Centauri is 4 light years away from us. It means light has to travel 4 years or 48 months to reach that star.