What is time?
3:27
YouTubeNational Institute of Standards and Technology
What is time?
Philosophically, what is "time"? https://www.nist.gov/topics/time-frequency Even if we don’t completely understand what time is, we can precisely measure what time it is, thanks to the atomic clock, humankind’s most accurate measurement device. Atomic clocks have revolutionized navigation. Only time will tell us its future applications.
已浏览 12.6万 次2017年10月2日
World Clock App
Countries of the World from A to Z | KLT Geography
5:56
Countries of the World from A to Z | KLT Geography
YouTubeKLT Geography
已浏览 381.4万 次2022年9月1日
All The Countries of the World! | KLT Geography
1:12:51
All The Countries of the World! | KLT Geography
YouTubeKLT Geography
已浏览 651.8万 次2023年5月4日
The WORLD Explained in 30 Maps!
18:16
The WORLD Explained in 30 Maps!
YouTubeGlobe Addict David
已浏览 118.6万 次2024年2月10日
热门视频
TIME explained simply| what is time?
10:53
TIME explained simply| what is time?
YouTubeTHE CLASSICAL UNIVERSE
已浏览 4506 次2023年10月2日
Concept of Time | What is AM & PM | Teaching Time for Kids | Introduction to Time for Kindergarten
7:26
Concept of Time | What is AM & PM | Teaching Time for Kids | Introduction to Time for Kindergarten
YouTubeNeel Nation
已浏览 4.2万 次2021年4月30日
Telling the Time in English | How to Read a Clock Easily!
5:57
Telling the Time in English | How to Read a Clock Easily!
YouTubeWise Owl English Learning
已浏览 1563 次2024年6月27日
World clock World Time Zones
What are The 7 Natural Wonders of The World?
6:25
What are The 7 Natural Wonders of The World?
YouTube5 Minute Geography
已浏览 18.8万 次2021年1月21日
Top 10 Largest Countries in the World/10 Biggest Countries in the World
48:52
Top 10 Largest Countries in the World/10 Biggest Countries in the World
YouTubeKLT
已浏览 652万 次2019年6月22日
World Countries | All Countries of the World with Capitals and flags | 195 countries of the world
37:34
World Countries | All Countries of the World with Capitals and flags | 195 countries of the world
YouTubeSowmi's Channel
已浏览 56.3万 次2020年9月30日
TIME explained simply| what is time?
10:53
TIME explained simply| what is time?
已浏览 4506 次2023年10月2日
YouTubeTHE CLASSICAL UNIVERSE
Concept of Time | What is AM & PM | Teaching Time for Kids | Introduction to Time for Kindergarten
7:26
Concept of Time | What is AM & PM | Teaching Time for Kids | Introduct…
已浏览 4.2万 次2021年4月30日
YouTubeNeel Nation
Telling the Time in English | How to Read a Clock Easily!
5:57
Telling the Time in English | How to Read a Clock Easily!
已浏览 1563 次2024年6月27日
YouTubeWise Owl English Learning
Telling Time by Minutes Past the Hour | Time | Telling Time | TutWay
3:02
Telling Time by Minutes Past the Hour | Time | Telling Time | TutWay
已浏览 2673 次2023年5月26日
YouTubeTutWay
Learning About The Clock
2:37
Learning About The Clock
已浏览 448 次8 个月之前
YouTubeGreenland Hall
What Time is it? Learn How to Read a Clock I Clock I Time I Learn to read a clock I Time Management
0:56
What Time is it? Learn How to Read a Clock I Clock I Time I Learn to re…
已浏览 350 次10 个月之前
YouTubeBaChaCha Box
TIME IN ENGLISH FOR KIDS: How to read a clock
2:13
TIME IN ENGLISH FOR KIDS: How to read a clock
已浏览 2.4万 次2023年12月20日
YouTubeNovakid
0:30
Learn How to Tell Time in English 1:00 | Easy Time-Telling Guide
已浏览 6319 次2024年10月4日
YouTubeEnglishAcademy101
6:51
How To Read The Clock, What Time Is It - Mr Zal Classroom
已浏览 418 次11 个月之前
YouTubeMr. Zal Classroom
4:49
How to tell the time in English
已浏览 24.9万 次2014年11月4日
YouTubeGoEnglish
8:29
How to tell the time in English | Learn English with Cambridge
已浏览 2.8万 次2020年2月17日
YouTubeLearn English with Cambridge
8:10
"How to Tell the Time in English"
已浏览 421 次2023年10月10日
YouTubeEnglish.Learning.Academy
What Is Time?
已浏览 51 次6 个月之前
YouTubeOrder & Wonder
2:36
AM ☀️ & PM 🌙 time for kids - kindergarten learning videos ⏰ l L…
已浏览 1868 次7 个月之前
YouTubeMOMO Kids Learner
0:26
🕒 How to Tell Time in English Like a Native! ⏰🔥 #shorts #english #time
已浏览 581 次7 个月之前
YouTubeEnglish Pe Charcha
1:53
How Many Time Zones Are There? - Science Through Time
已浏览 9 次7 个月之前
YouTubeScience Through Time
3:44
What time is it?
已浏览 882 次2024年1月29日
YouTubeEnglish for kids
1:12
How to set the time on Windows 10
已浏览 18 次2024年10月1日
YouTubeElectronixzone
3:01
What Time Is it? | Fun Song to learn how to tell time | Chikaaland
已浏览 590 次11 个月之前
YouTubeMiss Chikaa’s - ChikaaLand
0:19
What time is it? : Learn to Tell the Clock in English! #shorts #educati…
已浏览 5193 次2024年9月21日
YouTubeEnglish Quiz Central
13:15
What Time Is It Now? Solve This Clock Rotation Math Challenge!
已浏览 9143 次9 个月之前
YouTubeTabletClass Math
10:29
MSN
2024年5月18日
Microsoft NewsAperture
19:42
Space-Time: The Biggest Problem in Physics
已浏览 101万 次2024年9月25日
YouTubeQuanta Magazine
0:45
What time is it? | Telling time | Talking about Time using the Pres…
已浏览 2.9万 次2020年1月28日
YouTubeLearn English by Pocket Passport
1:56
Gravitational Time Dilation Explained# PhysicsExplained #Sp…
已浏览 166 次3 个月之前
YouTubeUniverse & science facts
5:54
Telling the time in English | what is the time?
已浏览 910 次2024年10月11日
YouTubeEnglish Speaking
0:53
How to Change 12-Hour to 24-Hour Time Format on PC
已浏览 14 次4 个月之前
YouTubeTPdesk
3:03
What is the time now? | Clock and Time | Let's learn time | SM Kiddo…
已浏览 1597 次2022年12月11日
YouTubeSM Kiddos Learning
1:07
What Time Is It? | Telling Time Song | Songs for Kids | Children | Kinde…
已浏览 1216 次2022年3月29日
YouTubeeAcademy by Town4kids
观看更多视频
静态缩略图占位符