Misc: What sport features the fastest-moving ball?

Questions

Ulna, radius, and clavicle are types of ________?

German->English: Geld?

What "landed" in western australia on july 11, 1979?

This was the first airline to install a dynamometer-type engine test cell, resulting in greater accuracy and safety at less cost?

What Italian tower saw Galileo drop bullets and cannonballs to show that all objects fall at the same rate of speed?