Oceanic/ Continental crust 0.0 / 5 ? GeographyPlate tectonicsA2/A-levelAQA Created by: EMBROWN23Created on: 16-12-15 20:44 What is the thickness of the Oceanic crust? 5km-10km 1 of 8 What is the age of the Continental crust? Over 1500 million years. 2 of 8 What is the density of the Continental crust? 2.6/cm3 3 of 8 What is the composition of the Oceanic crust? Mainly basalt; silicon, magnesium and oxygen. 4 of 8 What is the age of the oceanic crust? Less than 200 million years. 5 of 8 What is the compostion of the coninental crust? Mainly granite; silicon, aluminium and oxygen. 6 of 8 What is the thickness of the coninental crust? 30-70km 7 of 8 What is the density of the oceanic plate? 3.0g/cm3 8 of 8
Comments
No comments have yet been made