Developers! The Measure of Things is pleased to be opening sign-ups for the beta version of its API, which lets you integrate comparative measurements into your own web projects. Click here to learn more.
Bluebulb Projects presents:
The Measure of Things Logo
Step 1: What kind of measurement do you want to compare?
Length Icon (Ruler)
Length
Weight (Mass) Icon (Scale)
Weight
Speed Icon (Running Man)
Speed
Time Icon (Clock)
Time
Area Icon (Floorplan)
Area
Volume Icon (Beaker)
Volume
Computer Data Icon (Laptop)
Data

Click an icon above to choose a measurement type for comparison. This space will display an explanation as you move your mouse over the icons.
Unit

Amount





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The item is
The size of a Tennis Ball
And it has the following description
(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must measure 6.54 cm to 6.86 cm in diameter, for a total volume of 157.5 cu. cm. Competition balls are also tested for bounce height, with the standards requiring that a ball dropped from 254 cm must bounce back to a height of 135 cm to 147 cm.
As well as following link:

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