Maarifa ya American football

Miongozo ya American football | Downs, alama, uwanja na umiliki

Maelezo wazi na ya kudumu ya misingi ya American football kulingana na kanuni za sasa za NFL na NCAA, huku tofauti za mashindano zikitenganishwa.

Misingi ya American football

Kanuni za American football: downs, alama, uwanja na umiliki

Mwongozo wa muundo wa pamoja wa mchezo: wachezaji 11 kwa kila timu uwanjani, downs nne kwa yards 10, njia za kufunga na mabadiliko ya umiliki.

Ufungaji · touchdown, field goal, try na safety

Mwongozo wa mfumo wa kawaida wa NFL na NCAA: touchdown pointi 6, field goal 3, try baada ya touchdown 1 au 2, na safety pointi 2.

Nafasi · ushambuliaji, ulinzi na special teams

Mwongozo wa majukumu makuu: quarterback, running backs, receivers, offensive line, defensive front, linebackers, secondary na special teams.

Adhabu · bendera, holding na interference

Mwongozo wa vitendo kuhusu penalty flags, makosa kabla ya snap, holding, pass interference na tofauti muhimu kati ya NFL na NCAA.

Muda · game clock, play clock na overtime

Mwongozo wa muda wa kawaida, game clock na play clock, mapumziko ya dakika mbili na tofauti kuu za overtime kati ya NFL na NCAA.

Possession · interceptions, fumbles na turnovers

Mwongozo wa jinsi possession hubadilika baada ya interception, fumble, fourth down iliyoshindikana au punt, na kwa nini si kila mabadiliko ya…

Takwimu · passing, rushing na receiving

Mwongozo wa box score: completions na attempts, passing yards, carries, rushing yards, targets, receptions na touchdowns.

Kicking game · kickoff, punt na returns

Mwongozo wa vitendo wa kickoff, punt, fair catch, touchback na onside kick pamoja na tofauti za msingi za NFL na NCAA.