Please type your answers on the image if possible or type them on your computer. I only need the answer. So please make it clear what the answer is by writing on the image. One can test the hypothesis that 'differential erosion' is a significant factor in shaping the details of landscape in theareas discussed above by comparing land surface elevation to the character of the underlying bedrock. This maybedone using the following procedure.1.2.Examine the topographic profile X-Y shown in Figure 7, above. The location of this profile is indicated inFigures 3 and 5.Create a geologic cross section by placing the edge of a blank piece of paper along line X-Y in Figure 5.Carefully mark the locations of the end of the line (points X and Y) on the edge of the paper. Now drawstrips of black on the edge of the paper to indicate the locations of all bedrock that is relatively resistant toerosion (all patterns on the map except the New Jersey "Redbeds" and the Inwood Formation). Next, takethe marked edge of the paper and place it along the topographic profile X-Y in Figure 7. Wherever there isa resistant rock present, make a vertical black stripe from the top to the bottom of the profile.JDo the ridges and valleys on the topographic profile coincide, respectively, with the black and white sectionsalong the geologic cross section?YesNoIs the hypothesis of differential erosion confirmed or negated?BEDROCKIII diabaseE sandstone & shaleActually, the rock formations underlying profile X-Y are not vertical layers. As diagrammed in figure 8, below, theyvary from inclined planar beds west of the Hudson River to highly contorted beds underlying Manhattan and theBronx.schistENTmarblegneissISADESHUDSONANTON(Circle One)MANHATTAN127BConfirmedZUARLENCVO[***FIGURE 8. Block diagram showing the topography and bedrock geology of northern Manhattan,the western Bronx, and the Palisades of adjacent New Jersey. The PalisadesAs seen above, an explanation for the topography of Manhattan and the Bronx may be found in variable resistanceof bedrock to erosion. A similar control of landscape by variable resistance of bedrock has been proposed for thewest bank of the Hudson River. This control is called "differential erosion." There, the Palisades is an elongate ridgethat parallels the shore of the river. The east side of the ridge is a sheer cliff that rises hundreds of feet. The west sideof the ridge slopes gently downward to the west. The topographic profile X-Y, shown in Figure 7 below, illustratesthe asymmetric character of the Palisades ridge and also shows details of the topography of northern Manhattan andthe South BronxXXXXaSAMPLE4567bHudson Harlem RiverRiverIn figure 7, the locations of the Hudson and Harlem Rivers are shown. Which letter (a, b or c) indicates theposition along the profile of the following three other important features:The ridge of northern ManhattanThe Palisades ridgeThe ridges and valleys of the southern BronxTopographic Profile X-YFIGURE 7. Topographic profile along X-Y from Figures 3 and 5.SCRATCH TEST (NAIL)IgneousIgneousSedimentarySedimentaryIs sample 6 more or less resistant than samples 4 and 5?Is sample 7 more or less resistant than samples 4 and 5?BRock samples 4 and 5 were taken from the Palisades. Rock samples 6 and 7 represent the rocks that occur tothe west of the Palisades and are also found in the narrow strip of low land between the foot of the Palisadescliff and the waters of the Hudson River. Test the resistance to erosion of these four samples (i.e., test themwith the nail and the acid.)12665ACoYACID TESTLessLess

Question

Please type your answers on the image if possible or type them on your computer. I only need the answer. So please make it clear what the answer is by writing on the image. One can test the hypothesis that 'differential erosion' is a significant factor in shaping the details of landscape in theareas discussed above by comparing land surface elevation to the character of the underlying bedrock. This maybedone using the following procedure.1.2.Examine the topographic profile X-Y shown in Figure 7, above. The location of this profile is indicated inFigures 3 and 5.Create a geologic cross section by placing the edge of a blank piece of paper along line X-Y in Figure 5.Carefully mark the locations of the end of the line (points X and Y) on the edge of the paper. Now drawstrips of black on the edge of the paper to indicate the locations of all bedrock that is relatively resistant toerosion (all patterns on the map except the New Jersey &#34;Redbeds&#34; and the Inwood Formation). Next, takethe marked edge of the paper and place it along the topographic profile X-Y in Figure 7. Wherever there isa resistant rock present, make a vertical black stripe from the top to the bottom of the profile.JDo the ridges and valleys on the topographic profile coincide, respectively, with the black and white sectionsalong the geologic cross section?YesNoIs the hypothesis of differential erosion confirmed or negated?BEDROCKIII diabaseE sandstone & shaleActually, the rock formations underlying profile X-Y are not vertical layers. As diagrammed in figure 8, below, theyvary from inclined planar beds west of the Hudson River to highly contorted beds underlying Manhattan and theBronx.schistENTmarblegneissISADESHUDSONANTON(Circle One)MANHATTAN127BConfirmedZUARLENCVO[***FIGURE 8. Block diagram showing the topography and bedrock geology of northern Manhattan,the western Bronx, and the Palisades of adjacent New Jersey. The PalisadesAs seen above, an explanation for the topography of Manhattan and the Bronx may be found in variable resistanceof bedrock to erosion. A similar control of landscape by variable resistance of bedrock has been proposed for thewest bank of the Hudson River. This control is called &#34;differential erosion.&#34; There, the Palisades is an elongate ridgethat parallels the shore of the river. The east side of the ridge is a sheer cliff that rises hundreds of feet. The west sideof the ridge slopes gently downward to the west. The topographic profile X-Y, shown in Figure 7 below, illustratesthe asymmetric character of the Palisades ridge and also shows details of the topography of northern Manhattan andthe South BronxXXXXaSAMPLE4567bHudson Harlem RiverRiverIn figure 7, the locations of the Hudson and Harlem Rivers are shown. Which letter (a, b or c) indicates theposition along the profile of the following three other important features:The ridge of northern ManhattanThe Palisades ridgeThe ridges and valleys of the southern BronxTopographic Profile X-YFIGURE 7. Topographic profile along X-Y from Figures 3 and 5.SCRATCH TEST (NAIL)IgneousIgneousSedimentarySedimentaryIs sample 6 more or less resistant than samples 4 and 5?Is sample 7 more or less resistant than samples 4 and 5?BRock samples 4 and 5 were taken from the Palisades. Rock samples 6 and 7 represent the rocks that occur tothe west of the Palisades and are also found in the narrow strip of low land between the foot of the Palisadescliff and the waters of the Hudson River. Test the resistance to erosion of these four samples (i.e., test themwith the nail and the acid.)12665ACoYACID TESTLessLess

Accepted Answer

The ridges and valleys on the topographic profile coincide, respectively, with the geological map…