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**Problem**: The U.S. quarter has a mass of 5.67 g and is approximately 1.55 mm thick.How many quarters would have to be stacked to reach 575 ft, the height of the Washington Monument?

###### FREE Expert Solution

###### FREE Expert Solution

We need the following ** conversion factor**:

**1 mm = 10 ^{-}^{3} m**

**1 cm = 10 ^{-}^{2} m**

**1 in = 2.54 cm**

**1 ft = 12 in**

###### Problem Details

The U.S. quarter has a mass of 5.67 g and is approximately 1.55 mm thick.

How many quarters would have to be stacked to reach 575 ft, the height of the Washington Monument?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Dimensional Analysis concept. You can view video lessons to learn Dimensional Analysis Or if you need more Dimensional Analysis practice, you can also practice Dimensional Analysis practice problems .

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