Question 14 3 3 points true or false the russians

This preview shows page 3 - 6 out of 7 pages.

Question 14 3 / 3 points True or false? The Russians began drilling in the Kola Peninsula in 1970, and after 20 years managed to successfully drill into the mantle. true false
Question 15 4 / 4 points The interior of the Earth consists of several distinct layers. The solid, iron­rich innermost zone is called the:
2/22/2017 Quiz Submissions ­ Unit 2 Quiz ­ Earth's Interior ­ Geology I and Lab
4/7 Question 20 3 / 3 points Plate tectonics is driven by convection in this layer:
Question 16 3 / 3 points The iron­rich composition of the core is based on evidence from:
Question 17 4 / 4 points The Earth's oceanic crust is primarily composed of this rock type:
Question 18 4 / 4 points Which type of crust is older? continental oceanic both are approximately the same age
Question 19 3 / 3 points What are chondrules?
2/22/2017 Quiz Submissions ­ Unit 2 Quiz ­ Earth's Interior ­ Geology I and Lab
5/7
Question 21 3 / 3 points What is the name given to the outermost 100 km of the Earth that includes the crust and upper mantle?

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture