Question

True / False

1. Sial consists of lighter rocks rich in silica and magnesium.
​

Answer 1

ITS TRUE

Its main constituent is Silica and Aluminum and is also called SiAl. It has a density of 2.7. The lower part is denser and is called SiMa [Silica, iron, magnesium]. As the SiAl is lighter than SiMa the continents are said to be floating on denser SiMa.

Note-googled it

Source-google

|￣￣￣￣￣￣￣￣￣l

|   thanks if you l

I  liked my answer l

I Or marked it l

I Brainliest l            

|＿＿＿＿＿＿＿＿＿l

(\__/) ||  ll (\__/)

(•ㅅ•) ||  ll (•ㅅ•)

/ 　 づ  ⊂ \

⁽ᵀᵃʳᵍᵉᵗ⁻⁷⁰ ᶠᵒˡˡᵒʷᵉʳˢ ᴬⁿᵈ ¹⁰⁰⁰ ˡᶦᵏᵉˢ⁾

Answer 2

Answer:

true

Explanation:

plz mark as brainliest its urgent