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Classical Mechanics

SI Units

Concept Quizzes

SI Multiplier Prefixes
SI Divisor Prefixes
SI Length
SI Fluid Measure

SI Length

The perimeter of a rectangular land is $47\text{ meters}.$ If the length of the land is $7\text{ meters},$ what is its width?

32.5\text{ m}

32.0\text{ m}

16.0\text{ m}

16.5\text{ m}

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The height of one floor in an apartment building consisting of $15$ floors is $298\text{ cm}.$ What is the total height of this apartment building in meters?

44700 m 4.47 m 447.00 m 44.70 m

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If the area of a square flowerbed is $64\text{ m}^2,$ then how long is the perimeter of the flowerbed in meters?

8\text{ m}

16\text{ m}

24\text{ m}

32\text{ m}

40\text{ m}

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A typical sugar cube has an edge length of $1$ cm. If you have a cubical box containing a mole of sugar cubes, what is its approximate edge length?

One mole $\approx 6.02 \times 10^{23}$ units.

4.24 \times 10^{2} \text{ km}

8.44 \times 10^{2} \text{ m}

4.24 \times 10^{2} \text{ m}

8.44 \times 10^{2} \text{ km}

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If the volume of a cube is $20 \text{ m}^3,$ what is the approximate length of each side in $\text{cm}?$

200\text{ cm}

400\text{ cm}

271\text{ cm}

542\text{ cm}

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