209k views
1 vote
How many times has earth's magnetic field reversed polarity in the last 4 million years? ( Its not 5)

User Elijah
by
7.5k points

1 Answer

2 votes
The have been 17 reversals in the span of 4 million years
User Nikola Obreshkov
by
7.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.