Geology, please help!!?

(Q003) Part 3.a. Evidence shows that there were once Himalayan-scale mountains in northern Canada, in an area now eroded nearly flat. If the Earth were only 6,000 years old, as was once believed, how fast would the rate of erosion have had to be for these mountains to be eroded to sea level in 6,000 years? Give your answer in meters and millimeters.

 a. 682 m/yr; 682,000 mm/yr

 b. 0.682 m/yr; 681 mm/yr

 c. 1.47 m/yr; 1,470 mm/yr

 d. 0.00147 m/yr; 1.47 mm/yr

3 Answers

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  • 2 days ago

    Maybe you should be referring to your text book. 

  • Anonymous
    1 month ago

    The math is quite easy, you have the distance travelled and the time it took.

    Its no different than calculating how fast you drove from one place to another if you travelled x kilometers in y hours.

  • Jim
    Lv 7
    1 month ago

    8,848 m/6000yr = 1.47 m/yr

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