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naturelle naturelle
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7 years ago
The nucleus of old crystalline rock in each of the principal continental masses is called a 
A)  basalt mass. 
B)  continental shield, or craton. 
C)  mountain mass. 
D)  composite zone.
Textbook 
Geosystems: An Introduction to Physical Geography

Geosystems: An Introduction to Physical Geography


Edition: 7th
Author:
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twentytootwentytoo
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7 years ago
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naturelle Author
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6 years ago
Appreciate the expertise, you've made this semester lighter on the shoulders Kissing Face with Closed Eyes
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