1. MARS 120 Lab Lab 1 – Geography of the oceans, Contouring, and Bathymetery Objectives: 1. To become familiar with the topography of the seafloor, and differences in ocean basins 2. To be able to locate specific features on the seafloor 3. To gain experience in contouring 4. To gain experience reading maps and bathymetric charts

2. Part 1 – Geography of the Oceans Objectives: 1. Split into 5 groups. Answer the questions to the best of your ability.

3. Part 1 – Geography of the Oceans

8. Part 2 – Contouring Contours – lines of equal values for data points (depth, elevation, temp, etc.) Techniques: 1.Identify data and surface you are contouring 2.Identify contour values (units: 0, 10, 20, etc.) 3.Get a mental image of contours in the area 4.Locate contours 5.Connect contour lines 6.Label contour lines

9. Part 2 – Contouring

11. Part 3 – Bathymetric Charts