Most earthquakes happen:
a.) near passive margins
b.) near subduction zones
c.) in the middle of continents
d.) in a ring around the atlantic ocean

What is the difference between external & internal migration

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust

What are two australian geographical features that hindered early exploration? western plateau gulf of carpentaria great barrier reef great dividing range