Quilotoa@lemmy.ca to Today I Learned@lemmy.worldEnglish · 1 day agoTIL there is no agreement on how many continents there are.en.wikipedia.orgexternal-linkmessage-square72fedilinkarrow-up1188arrow-down17
arrow-up1181arrow-down1external-linkTIL there is no agreement on how many continents there are.en.wikipedia.orgQuilotoa@lemmy.ca to Today I Learned@lemmy.worldEnglish · 1 day agomessage-square72fedilink
minus-squareteyrnon@sh.itjust.workslinkfedilinkEnglisharrow-up2·3 hours agoOceanic crusts are also much denser than continental crusts, and obviously not as thick. When they collide the oceanic crusts subduct back into the mantle due to being denser.
Oceanic crusts are also much denser than continental crusts, and obviously not as thick. When they collide the oceanic crusts subduct back into the mantle due to being denser.