CRUST LAYER EARTH Crossword Clue
CRUST LAYER EARTH Crossword Clue
We know 3 solutions for: CRUST LAYER EARTH
Crossword Puzzle Infos
The term CRUST LAYER EARTH refers to the three main layers of the Earth's crust. SIMA is the first layer, which is made up of silicate rocks and is the most dense. SIAL is the second layer, which is composed of lighter rocks such as granite and basalt. MASSIF is the third layer, which is made up of the oldest rocks and is the least dense. Together, these three layers form the Earth's crust.