Yes. But (perversely) you cannot return inbounds to catch a pass.
Tackle them.
You cannot tackle another player with your helmet. You can in fact tackle another player leading with your helmet...the rule is that you cannot make helmet to helmet contact with another player. That being said it is unsafe to lead with your helmet in any situation due to injury probability, you risk neck and head injuries when you lead with your helmet.
tackle
A Spear in football is when a player deliberately targets another player with the crown of their head when making a tackle.
A stick tackle is a slang term for an illegal hockey move. The hockey stick is used to trip another player and will draw a penalty.
In football, a player earns half a sack when they contribute to a tackle behind the line of scrimmage along with another player.
The player who tackles the player with the ball will be credited. If 2 people tackle the player with the ball at the same time they will each be credited with 1/2 a tackle.
The soccer player was given a yellow card for his shocking tackle.
A Spear Tackle is an offense. The tackle can and has caused serious injury. Spear tackle occur whereby a player lifts another player into the air and dumps them down head first in to the ground. The damage can be substantial with necks being broken, shoulders dislocated and broken and serious head injury as the head in in effect driven in to the neck. The tackle has been made unlawful in many of the rugby like sports including league and American Football. If a player making the tackle is has any doubt whether it will result in a spear tackle they are required to "place the tackled player down in a manner that avoids the spear effect". Those that do not can serve a substantial ban from the game.
You cannot push a player in the back. The standard form of tackle is the shoulder to shoulder tackle.
A two-footed tackle in soccer is when a player uses both feet to slide into an opponent to try to win the ball. This type of tackle is considered dangerous and is usually against the rules. The consequences of a two-footed tackle can result in a yellow or red card, depending on the severity of the tackle. A yellow card is a warning, while a red card means the player is sent off the field and their team plays with one less player. Additionally, a two-footed tackle can lead to injuries for both the player making the tackle and the player being tackled.
The closest thing to a rugby or football tackle in soccer is a shoulder charge where shoulder to shoulder contact is made. By the rules hip bumps and using arms, hands, or elbows are not permitted though some of this goes on without being called. Also a referee may elect to not call a foul if the team that is the victim of a foul still has possession of the ball especially while executing an attack. The term "tackle" in soccer refers to kicking the ball that is in possession of an opposing player. That player may or may not fall as a result. A successful tackle dispossesses the oppent of the ball by making contact with the ball first. It is still termed a tackle if there is no contact with the opposing player's foot and if the opposing player does not fall. Contact with the opposing player which causes that player to fall is generally permitted if contact is made with the ball first and if the tackle is not from behind the opposing player.