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	78%
Wireless method to detect distant objects	Radar	63%
Your food keeps longer in this	Refrigerator	56%
Weapon with bullets	Rifle	56%
Basic electrical component	Resistor	41%
Mechanical part designed for spinning	Rotor	41%
Electrically operated switch	Relay	33%
Device to detect a signal and make it audible or visible	Receiver	30%
Why you should turn your phone off at the movies	Ringtone	19%
Measurements taken from far away, e.g. from satellites	Remote sensing	0%