Rugby and American football are very similar sports but are also quite different. In both sports, there are competing teams whose goal is to cross the opposing team's goal line with the oval ball or kick it through goal posts.

American football

Explanation:

Each team has 45 players but there are only 11 players on the pitch at a time playing for a total of 60 minutes (four 15 minutes). A touchdown is a 6 points earned when a player passes the dead end or received a pass in the dead end.

A conversion goal is a free kick that is scored when the ball pass between the upper posts and top bar on the goal earning two points.

For a successful kick, 3 points is awarded if the ball must pass between the upright posts and a field goal can be scored from anywhere on the pitch at any time.

showing or suffering from nervousness, fear, or a lack of confidence

a complex sentence consists of an independent clause and one or more dependent clauses.  

to write complex sentences, we must use subordinating conjunctions.  

all the complex sentences begin with a subordinating conjunction and when it occurs, a comma must be place at the end of the dependent clause. on the contrary, if the sentence begins with an independent clause, then no comma is used.

after  

although  

as  

because  

before  

if  

since  

when  

for example,  

after she won the competition, she became very popular.  

although my father was hurt, he continued fighting for his rights.  

as all of you got a ten, you will be able to leave early today.  

before he went to the war, he asked his parents to bless him.  

if it is cold, i won’t go out.  

since you didn’t bring the homework, you will get low grades.  

when it is hot in the town, everyone goes to the beach.