Question

use the map above to answer questions 40 & 41. 40. which type of plate boundary is located at 20° south and 70° west? a. oceanic - continental convergent b. transform c. continental - continental convergent d. divergent 41. a plane crashes at 10° south and 80° east. in which ocean do you look for survivors? a. the atlantic ocean b. the pacific ocean c. the indian ocean d. the southern ocean use the cross - section to the left to answer questions 42 & 43. 42. which layer of rock is the oldest? a. a b. b c. c d. d e. e 43. which layer of rock most likely formed during the cenozoic era? a. a b. b c. c d. d e. e

Explanation:

• For question 40: At 20° south and 70° west is the Nazca Plate - South American Plate boundary which is an oceanic - continental convergent boundary.
• For question 41: The coordinates 10° south and 80° east are in the Indian Ocean.
• For question 42: In undisturbed rock layers, the oldest is at the bottom. Layer E is at the bottom.
• For question 43: The Cenozoic Era is the era of mammals. Layer A has mammals, so it most likely formed during the Cenozoic Era.

Answer:

1. a. oceanic - continental convergent
2. c. The Indian Ocean
3. e. E
4. a. A