古地磁

gǔdìcí

noun

Meanings

1 paleomagnetism
2 the geomagnetic field as preserved in ancient rocks

Characters

Examples

HSK 4

他的研究方向是古地磁。

Tā de yánjiū fāngxiàng shì gǔdìcí.

His research focus is paleomagnetism.

HSK 7-9

古地磁数据可以用来重建大陆漂移。

Gǔdìcí shùjù kěyǐ yònglái chóngjiàn dàlù piāoyí.

Paleomagnetic data can be used to reconstruct continental drift.

Tips

usage

Geophysics term - short for 古地磁学 (paleomagnetism as a discipline). Iron-bearing minerals lock in Earth's magnetic field direction at the moment of crystallization, letting geologists read past pole positions and date sea-floor stripes.

Stroke Order

古 gǔ

地 dì

磁 cí