The grade of a magnet is an important attribute. It determines strength and price, but can you test it yourself at home using something as simple as a scale? Is there a correlation between the density of a magnet and its grade? Is it even easy to measure the density of a magnet? Let's find out!

The F71 Teslameter donated earlier by Lake Shore Cryotronics:
https://www.lakeshore.com/prod....ucts/Gaussmeters/F71

200x50 mm disc magnet, 50 mm sphere magnet and one of the 150x50 mm disc magnets donated earlier by https://www.magnetportal.de/

My Patreon-page: https://www.patreon.com/Brainiac75
Video on determining grade with gaussmeter: https://www.youtube.com/watch?v=q9YkbTwFRkk
Video on Earth's magnetic field: https://youtu.be/Of-_BBHYwRE
Video tip: Monster magnet meets flames...: https://youtu.be/dX2R4hRAYMc
Did you miss one of my videos?: https://www.youtube.com/user/brainiac75/videos

FULL MUSIC CREDITS
Time code: 0:01
"Darkness is Coming" Kevin MacLeod (incompetech.com)
ISRC: USUAN1100584
Looped by me to fit the video.

Time code: 0:54
"Lightless Dawn" Kevin MacLeod (incompetech.com)
ISRC: USUAN1100655

Time code: 2:23
"Sunshine" Kevin MacLeod (incompetech.com)
ISRC: USUAN1100517

Time code: 5:17
"Perspectives" Kevin MacLeod (incompetech.com)
ISRC: USUAN1300027

All music above licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/

Time code: 7:59
Mix of two tracks:
1) The Shimmering by fran_ky (freesound.org/s/237363)
Licensed under Creative Commons 0 license
2) "Spacial Harvest" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
http://creativecommons.org/licenses/by/3.0/
ISRC: USUAN1100653

#DensityMagnet #GradeMagnet #Brainiac75