Question

Which of the following is NOT related to Crust ?

1. The most abundant element is oxygen
2. The least dense layer
3. The approximate thickness is 50 km

• A. ii only
• B. All
• C. i, ii
• D. iii only

Answer 1

Answer:

D. iii only

CRUST

• The crust is the outermost solid layer of the Earth,

• The most abundant element in crust is oxygen

• It is the least dense layer of Earth

• The approximate thickness is 40 km

• It's composed of rocks and minerals