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Mathematics 17 Online
OpenStudy (anonymous):

What causes the earth’s magnetic field? A. molten material in the mantle B. the mineral composition of the earth’s crust C. magnetic particles located at the earth’s poles D. currents in the earth’s liquid-metal outer core

OpenStudy (mariakershaw):

need help

OpenStudy (mariakershaw):

the answer is D @priencess_j

OpenStudy (anonymous):

thank u

OpenStudy (mariakershaw):

welcome

OpenStudy (mariakershaw):

any more :)

OpenStudy (anonymous):

wait i had got it wrong

OpenStudy (mariakershaw):

wat!! how many questions were there

OpenStudy (anonymous):

3

OpenStudy (mariakershaw):

who answered the other two

OpenStudy (anonymous):

me i had know them by heart

OpenStudy (mariakershaw):

try agian and did u get the anwser wrong that i awsered

OpenStudy (anonymous):

idk let me see

OpenStudy (mariakershaw):

ok

OpenStudy (anonymous):

no i got the 2 one wrong

OpenStudy (mariakershaw):

ok try again kay

OpenStudy (anonymous):

ok

OpenStudy (mariakershaw):

post the first qestion tho

OpenStudy (anonymous):

Where is the youngest rock in the earth’s crust found? A. near the boundary between ocean crust and continental crust B. along the continental slope C. in the center of the continents D. at the center of the mid-ocean ridge

OpenStudy (mariakershaw):

the answer is D

OpenStudy (anonymous):

thanks can u help me with the 2 one

OpenStudy (mariakershaw):

yup got all the time in the world xD ._.

OpenStudy (anonymous):

In addition to paleomagnetism, what other evidence was needed to determine the rate of seafloor spreading? A. the strength of the magnetic field B. the age of each strip of rock C. the minerals in the rocks D. the thickness of the rock layers and thank u

OpenStudy (anonymous):

Maria is using squares of material to make a quilt using geometric shapes. Each square of material measures eight inches on one side, but Maria does not want to be limited to using squares on her quilt. If a material square is cut and the pieces adhered together on an adhesive grid paper, Maria can make other polygons using the same amount of material. Part A: Describe the measurements of three different polygons that can be made with a single square of material. Part B: Verify that the areas of the new polygons are the same as the area of the square using the measurements.

OpenStudy (mariakershaw):

for the first onethe answer is A

OpenStudy (mariakershaw):

wat is the third question

OpenStudy (anonymous):

Maria is using squares of material to make a quilt using geometric shapes. Each square of material measures eight inches on one side, but Maria does not want to be limited to using squares on her quilt. If a material square is cut and the pieces adhered together on an adhesive grid paper, Maria can make other polygons using the same amount of material. https://s3.amazonaws.com/platocdn/EdAssets/088fce92403a431e91993484d6117ca2?ts=635031725643400000 Part A: Describe the measurements of three different polygons that can be made with a single square of material. Part B: Verify that the areas of the new polygons are the same as the area of the square using the measurements.

OpenStudy (anonymous):

they had changed it for some reason

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