Ocean Floor Topography Activity

In this topography activity 8th graders compare topographical maps to bathymetric charts.

Ocean floor topography activity. Ocean floor mapping activity 25. You wish to conduct a large survey of your study area but your granting agency is first requesting general sea floor topography. They will create a topographic map and note landmarks and other land features. This is a multi part project that goes with the movie finding nemo.

67 volume 2 how do we explore multibeam sonar mapping the deep ocean floor 7 8 the noaa ship okeanos explorer education materials collection oceanexplorer noaa gov 2. Part ii ocean floor feature activity 1. This activity includes two different maps of the ocean floor. They use the word bank to label the different parts of the ocean floor and then are asked to answer a quick short answer question.

Arctic ocean arctic ocean topography of the ocean floor. Plate tectonics and the ocean floor. Most people believed the sea floor to be relatively featureless. Bathymetry the shape of the ocean floor is largely a result of a process called plate tectonics the outer rocky layer of the earth includes about a dozen large sections called tectonic plates that are arranged like a spherical jig saw puzzle floating on top of the earth s hot flowing mantle.

Although the ocean basin makes up 70 of the earth s crust little was understood about it prior to the nineteenth century. From the late 19th century when the norwegian explorer fridtjof nansen first discovered an ocean in the central arctic until the middle of the 20th century it was believed that the arctic ocean was a single large basin. Eighth graders explore the ocean floor. Briefly introduce the noaa ship okeanos explorer and the index satal 2010 expedition.

Ocean life and zones and topography of the ocean floor to complete four separate. For the better part of human history sea floor topography has been of little interest. Have students look at all the images on the cards and observe and discuss the. Students use their knowledge of the ocean ocean life and zones and topography of the ocean floor to complete four separate activities.

Explorations after 1950 revealed the true complex nature of the ocean floor. Divide your class into small groups and give each group a set of image cards 3. Finding nemo earth science ocean ocean floor activity. Review continental landform features from previous learning valley canyon volcano mountain and plains 2.

In both activities students are provided with a word bank. Data collected by satellites and remote sensing instruments were used to created a model at least twice as.