結果 : how much years in 1 light year
2:32

How Many Years are in a Light Year? | The Speed of Light

2 Minute Classroom
161,284 回視聴 - 6 年前
4:15

How Long Does It Take To Travel 1 Light Year | Science Of Space

Science Of Space
126,081 回視聴 - 5 年前
5:29

Light seconds, light years, light centuries: How to measure extreme distances - Yuan-Sen Ting

TED-Ed
3,492,902 回視聴 - 10 年前

-
4:41

What Is a Light Year??

Conceptual Academy
314,202 回視聴 - 5 年前
4:22

How Far is a Light-Year Actually?

Facts Collective
583 回視聴 - 2 年前

-
1:06

How far is a light year?

Australian Academy of Science
15,271 回視聴 - 7 年前
15:07

"1 MINUTE AGO: James Webb Telescope Announces Increased Brightness of Proxima B Artificial Lights!"

Interstellar Insights
450 回視聴 - 1 日前
2:10

Light Years explained

Joe Collins
194,440 回視聴 - 14 年前
1:47

Light year & Milky Way - NASA Video

My Gosh
78,519 回視聴 - 5 年前
2:09

What is a Light Year? | The World Of Science

The World Of Science
17,876 回視聴 - 3 年前
0:52

Light year is unit of measurement ? # Shorts

Maestro EasiLearn
53,348 回視聴 - 3 年前
9:47

What Is a Light Year?

The Organic Chemistry Tutor
12,230 回視聴 - 1 年前
0:48

How Far Away is Voyager 1 after 45 Years? #space #spacefacts #universe

AstroKobi
1,336,756 回視聴 - 2 年前
1:22

Physics Lesson: Space – What is a Light Year? | Twig

Twig Science Reporter
166,077 回視聴 - 12 年前
5:23

Light year explained in urdu-How big is universe

Crystal Clear
17,127 回視聴 - 4 年前
1:10

What is a Light Year for Children? 60 Second Science Questions for Kids - FreeSchool

Free School
112,619 回視聴 - 6 年前
1:45

How Long Is A Light-Year In Earth Years? - Physics Frontier

Physics Frontier
0 回視聴 - 2 日前
0:57

EARTH IN 1 BILLION YEARS!! #Shorts

Icycol
4,846,276 回視聴 - 2 年前
1:14

What Is A Light-Year?

TestTube 101
126,846 回視聴 - 9 年前