Statistics for Technology by Letter: R

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Hint	Answer	% Correct
Einstein's theory, required for such satellites	Relativity	93%
Wireless communication	Radio	89%
Paved pathway for vehicles	Road	89%
Space vehicle	Rocket	79%
Wireless method to detect distant objects	Radar	64%
Your food keeps longer in this	Refrigerator	57%
Weapon with bullets	Rifle	54%
Mechanical part designed for spinning	Rotor	43%
Basic electrical component	Resistor	39%
Device to detect a signal and make it audible or visible	Receiver	32%
Electrically operated switch	Relay	32%
Why you should turn your phone off at the movies	Ringtone	18%
Measurements taken from far away, e.g. from satellites	Remote sensing	0%