NFHS Official Football Signals test.

Ball ready for play *Untimed down - ANSWER* Start clock - ANSWER* Time out Discretionary or injury time-out (followed by tapping hands on chest) - ANSWER* TV/ratio time out - ANSWER* Touchdown Field goal Point(s) after touchdown - ANSWER* Safety - ANSWER* Dead ball foul, Touchback (move side to side) - ANSWER* First down - ANSWER* Loss of down - ANSWER* Incomplete forward pass Penalty declined No play, no score Toss option deferred - ANSWER* Legal touching of forward pass or scrimmage kick - ANSWER* Inadvertent whistle - ANSWER* Disregard flag - ANSWER* End of period - ANSWER* Sideline warning - ANSWER* First touching Illegal touching - ANSWER* Encroachment - ANSWER* False Start (illegal formation) - ANSWER* Illegal shift (2 hands) Illegal motion (1 Hand) - ANSWER* Delay of game - ANSWER* Substitution infraction - ANSWER* Failure to wear required equipment - ANSWER*