Recap of Homework 1

•Use the available material given in the notes•Show your work, DON’T FORGET THE UNITS•(1km)2=(1000m)21km2=(1000)2m2=1.000,000m2

•1m3=1000L•Round the numbers correctly

http://www.enchantedlearning.com/math/rounding/

Grades:10 questions100/100Each question had 2 conversions, each one takes 5points

If you didn’t show your work clearly, you lost points

HW-1 - Summary

Summary statisticsMaximum = 10Min = 4Mean = 8.73

MAR 110 Natural Hazards & the Oceans

Tutorial #3

Ocean Basin Physiography&

Plate Tectonics

Key Vocabulary

Continental drift-plate tectonics Continental plates

Plate convergence

Key Vocabulary

Transform faultSubduction

Plate divergence Sea-floor spreading

Ocean Basin Bathymetric Profile

The Earth’s Major Plates

Bathymetric Features - Exercise 1L a b o ra to ry 3 : E x erc ise 1

Ocean Basin Physiography & Plate Tectonics L a b o ra to ry 3 : Exercise 1 - Physiographic Map Write in the general name of each of the lettered ocean sea floor features in the illustration of the

western North Atlantic Ocean in Figure 3-8. The phrases (in the parentheses) provide hints.

A. __________________ (flooded edge of the continent) B. __________________ (inclination toward the sea floor) C. __________________ (thick sedimentary accumulation at the continent's base) D. _____________________ (featureless part of the sea floor) E. ___________________ (low hills, exposed tops of volcanoes) F. ___________________ (tall volcanic cones) G.___________________ (submerged, deep valley) H. _________________ (1ocal, massive accumulation of sediment at canyon mouth) I. ___________________ (deep, long depression in sea floor) J. _______________________ (mountainous central region of sea floor) K.___________________ (valley in center of mountainous region) L. __________________ (active offset of mountainous region) M. __________________ (inactive offset of mountainous region)

Some Reminders

Before starting the HW read Chapter 3 from the book ‘ Invitation to Oceanography’ and the provided notes

HW 3 is due to Thursday, February 14Thursday, February 14thth

If you need help, please see us on either Tuesday or Thursday before class (Dion 108)

Interesting links

http://www.mps.mpg.de/projects/planetary-dynamics/mantle.html

http://www.whoi.edu/page.do?pid=35555&tid=1621&cid=57111&artic

le=33866

http://www.mnh.si.edu/earth/text/4_1_1_1.html

http://www.cotf.edu/ete/modules/msese/earthsysflr/plates1.html

http://www.sciencedaily.com/releases/2008/01/080103144448.htm

http://www.sciencedaily.com/videos/2008/0213-world_on_water.htm

http://www.bbm.me.uk/portsdown/PH_061_History_b.htm