geomagnetism
🇺🇸
/ˌdʒiːəʊˈmæɡnətɪzəm/
🇬🇧
/ˌdʒiːəʊˈmæɡnətɪzəm/
The branch of science that deals with the Earth's magnetic field and its effects.
Research in geomagnetism helps us understand how the Earth's magnetic field protects us from solar winds.
對地磁學的研究幫助我們理解地球的磁場是如何保護我們免受太陽風的影響。