An M7 earthquake has ________ times more energy than an M5 earthquake.
A) 2
B) 100
C) 32
D) 1024
Question 2
Horst, meaning nest, is a suitable word for the rock formation it describes because
A) these rock formations are also in ditches or valleys, like nests.
B) these rock formations are typically in protected valleys.
C) these rock formations are pushed up to a high place, and horsts are nests in high places.
D) these rock formations are circular and cupped like nests.
