Unsupported video provider
Who decides how long a second is | John Kitching
By Owner - Powered by BoclipsFrom boclips.com.old
485.7K views
22.7K likes
In 1967, researchers gathered to answer a long-running scientific question| just how long is a second? It might seem obvious at first
Tags
Know
Knowledge
What
Decides
Build
Development
Teach
Pendulum
Who
Scientifically
Character
Why
Physics
About
How
Chemistry
When
Researchers
Second
Long
Learn
Where
Comments
Leave a Comment
Comments are loading... If you don't see any, be the first to comment!
Related Videos

How To Make a Paper Airplane That Flies Really Far Best Paper Planes
Owner - Fold ON
Building an Infinite Bridge
Owner - Powered by Boclips
Long Division Made Easy: HMS Bring Down
EasyTeaching

Can You Drink From a Really Long Straw.
Owner - Science Buddies
Building an Infinite Bridge
PBS Infinite Series
Only In India 3 - Long Hair
Knowledge - Only In

Mars in a Minute: How Long is a Year on Mars
WatchKnowLearn
Long Division with 2-Digit Numbers
EasyTeaching

How Do We Know the Climate Is Changing
Owner - NASA
How long is a Chameleon's Tongue? | Fact - 26 | #facts
Gharbala Website
