Question

what is meant by sima and sial ?. pls friend write answer in short pls pls​

Answer 1

Answer:

sima is an antiquated blended term for the lower layer of the Earth's crust. the sial is also known as upper continental crust and the sima is also known as lower oceanic crust. Sima is the layer that makes up the ocean floor.

Explanation:

Hope it helps....

(＊￣︶￣＊)

Answer 2

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ⓈⒾⒶⓁ:- Iɴ ɢᴇᴏʟᴏɢʏ, ᴛʜᴇ ᴛᴇʀᴍ sɪᴀʟ ʀᴇғᴇʀs ᴛᴏ ᴛʜᴇ ᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ᴏғ ᴛʜᴇ ᴜᴘᴘᴇʀ ʟᴀʏᴇʀ ᴏғ Eᴀʀᴛʜ's ᴄʀᴜsᴛ, ɴᴀᴍᴇʟʏ ʀᴏᴄᴋs ʀɪᴄʜ ɪɴ ᴀʟᴜᴍɪɴɪᴜᴍ sɪʟɪᴄᴀᴛᴇ ᴍɪɴᴇʀᴀʟs. Iᴛ ɪs sᴏᴍᴇᴛɪᴍᴇs ᴇϙᴜᴀᴛᴇᴅ ᴡɪᴛʜ ᴛʜᴇ ᴄᴏɴᴛɪɴᴇɴᴛᴀʟ ᴄʀᴜsᴛ ʙᴇᴄᴀᴜsᴇ ɪᴛ ɪs ᴀʙsᴇɴᴛ ɪɴ ᴛʜᴇ ᴡɪᴅᴇ ᴏᴄᴇᴀɴɪᴄ ʙᴀsɪɴs, ʙᴜᴛ 'sɪᴀʟ' ɪs ᴀ ɢᴇᴏᴄʜᴇᴍɪᴄᴀʟ ᴛᴇʀᴍ ʀᴀᴛʜᴇʀ ᴛʜᴀɴ ᴀ ᴘʟᴀᴛᴇ ᴛᴇᴄᴛᴏɴɪᴄ ᴛᴇʀᴍ....

ⓈⒾⓂⒶ:- Sɪᴍᴀ ɪs ᴛʜᴇ ɴᴀᴍᴇ ғᴏʀ ᴛʜᴇ ʟᴏᴡᴇʀ ʟᴀʏᴇʀ ᴏғ ᴛʜᴇ Eᴀʀᴛʜ's ᴄʀᴜsᴛ. Tʜɪs ʟᴀʏᴇʀ ɪs ᴍᴀᴅᴇ ᴏғ ʀᴏᴄᴋs ʀɪᴄʜ ɪɴ sɪʟɪᴄᴀᴛᴇs ᴀɴᴅ ᴍᴀɢɴᴇsɪᴜᴍ ᴍɪɴᴇʀᴀʟs....