快猫短视频

Under pressure?

I read in 快猫短视频 that the pressure at Earth's core...

I read in 快猫短视频 that the pressure at Earth鈥檚 core is 3.6 million atmospheres. I would expect the pressure there to be zero, because it arises from gravity, and this must be zero at the core since the pull of the surrounding matter is equal in all directions. Can someone get to the bottom of this?

Shawn Charland, Ottawa, Ontario, Canada

We pay 拢25 for every answer published in 快猫短视频. To answer this question 鈥 or ask a new one 鈥 visit newscientist.com/lastword. Terms and conditions apply.

Topics: Last Word

More from 快猫短视频

Explore the latest news, articles and features