The Shape Of The Ocean Floor Lab Answers

At one time sailors tied weights to the end of ropes and lowered them to the ocean floor marked the distance when the rope hit bottom and then measured that distance.

The shape of the ocean floor lab answers. To topographic maps bathymetric maps ocean floor features and importance of ocean covering so much of the earth. Also shown are the ship s course c 175 and its speed of 7 knots s7k. 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. Lab skills lab zone the shape of the ocean floor problem imagine you are an oceanographer traveling across the atlantic along the 450 n latitude line marked on the map.

Bathymetry pre lab objectives. Oceanographers discovered the shape of the ocean floor by measuring the depth of the floor in many places. Plate tectonics and the ocean floor. The shape of the ocean basins and the details of the bathymetry of the sea floor are the result of a variety of physical geological and biological processes occurring over a range of scales in both time and distance.

Mapping the ocean floor lab worksheet answers. On bathymetry the shape of the sea floor this recording the navigator on the bridge fixed the ship s position at 1200 hours and 1209 hours so that the scientist could accurately locate the axis of the submarine canyon noted at 1203 hours on a marine chart. Many early explorers did and they used several methods to try to determine the shape of the ocean floor. Early tools included lead weights lowered on ropes or cables to the ocean floor.

You can imagine what a slow process this was. To understand the methods used to sound measure ocean depths to covert a series of ppp osition and depth measurements into contours isobaths on a bathymetric chart to visualize a sea floor landscape using a bathymetric chart to visualize and draw a cross section of sea floor topography using. Analyze and conclude 1. You are gathering data on the depth of the ocean between nova scotia canada and soulac france.

Approximately 37 km 3. The pacific ocean basin has spread the greatest distance. Today sophisticated side sonar and satellite data are fed into computers. Each group will write their answer on the white board and hold it up for the teacher to see.

The shape of ocean basins and bathymetry sea floor. The group with the most points at the end is the winning group. Approximately 80 km 2. Whats people lookup in this blog.

The first group to answer correctly receives a point.