Pop Quiz

During a recent blizzard Jack made two snowballs, one of which had twice as large a diameter than the other. As usual the weather warmed up and the snowballs began to melt. The melting only took place at the surface of the snowballs, so the speed at which they melted was proportional to the remaining surface.

How much was left of the small snowball when half of the volume of the large snowball had melted?

A) Approximately 20.27%

B) Approximately 30.42%

C) Approximately 50%

D) Approximately 10.75%

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News & Events

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[Sep 1 2015]

Mines receives $1.5M NSF grant for geothermal research GOLDEN, Colo., Sept. 1, 2015 – Colorado School of Mines Civil and Environment Professor Tzahi Cath has been awarded a $1.5 million grant from the Geothermal ...more

[Aug 31 2015]

Mines receives $1.5M NSF grant as part of Designing Materials to Revolutionize and Engineer our Future program GOLDEN, Colo., Aug. 31, 2015 – Mines researchers led by faculty in the George S. Ansell Department of Metallurgical and M­­­­aterials Engineering have ...more

[Aug 31 2015]

Mines ranks 1st in USA TODAY College's "The top 10 engineering colleges in the U.S." ...more

[Aug 27 2015]

Colorado School of Mines’ Edgar Mine celebrates 150 years on Sept. 19 GOLDEN, Colo., Aug. 27, 2015 – The Colorado School of Mines Edgar Experimental Mine celebrates its 150th birthday on Sept. 19 with a gold rush era event between ...more

[Aug 25 2015]

Class of 2019, M Climb featured on Fox31, 9News, 7News, CBS Denver and MSN The Class of 2019 and their journey up Mt. ...more

[Aug 20 2015]

Incoming Mines students, President Johnson to whitewash Mt. Zion M Aug. 24 GOLDEN, Colo., Aug. 20, 2015 – As is tradition, incoming Colorado School of Mines students will hike up Mt. Zion west of Golden on Aug. 24 hauling a 10-pound ...more

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Last Updated: 08/24/2015 16:33:10