Where On Earth Do You Weigh The Least?

You can learn more at https://curiositystream.com/smart
SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub
↓↓↓ More info and sources below ↓↓↓

You may have heard that a kilogram of feathers weighs the same as a kilogram of steel, but that all depends on where you weigh them. This video is all about the difference between mass and weight, and how weirdly awesome Earth’s gravity really is.

REFERENCES:
https://en.wikipedia.org/wiki/Mass_versus_weight
http://curious.astro.cornell.edu/about-us/42-our-solar-system/the-earth/gravity/94-does-your-weight-change-between-the-poles-and-the-equator-intermediate
https://en.wikipedia.org/wiki/Equatorial_bulge
http://www.cleonis.nl/physics/phys256/equatorial_bulge.php
https://en.wikipedia.org/wiki/Geoid
https://gracefo.jpl.nasa.gov/
http://www2.csr.utexas.edu/grace/publications/fact_sheet/4.html

-----------
FOLLOW US:

Twitter: @DrJoeHanson @okaytobesmart
Instagram: @DrJoeHanson @okaytobesmart
Merch: https://store.dftba.com/collections/its-okay-to-be-smart
Facebook: http://www.facebook.com/itsokaytobesmart
BOOKS WE’VE FEATURED:
http://smart-books.tumblr.com/

-----------
It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D.
Director: Joe Nicolosi
Researcher: Matt Caplan, Ph.D.
Creative Director: David Schulte
Editors/animators: Derek Borsheim
Executive Producer: Amanda Fox
Producer: Stephanie Noone

Produced by PBS Digital Studios
Music via APM
Stock images from Shutterstock http://www.shutterstock.com

Видео Where On Earth Do You Weigh The Least? канала Be Smart