19 km/million years

21.5 km/million years

25 km/million years

What is the number of years between the formation of the volcanic centers on Molokai and Oahu?

What was the average rate of plate movement between the formation of the volcanic centers on Maui and Molokai? (in mm/yr)

264.7 mm/yr

68.85 mm/yr

2.6 x 10^-4 mm/yr

How far has the Meiji seamount moved from the hot spot?

Which of the following accurately describes the west coast of Africa?

Does the plate on which the United States resides consist of continental lithosphere, oceanic lithosphere or both?

When considering magnetic anomalies and how they are preserved at spreading centers, are individual anomalies oriented parallel or oblique (perpendicular) to ridge crests?

What is the average spreading rate of the East Pacific Rise (in km/million yrs)?

What is the approximate angle of subduction of the Amchitka segment of the subduction zone?

45 degrees

5 degrees

30 degrees

What is the distance between the volcanic centers between Hawaii and Maui? (in kilometers)