Yes you can as soccer cleats are versatile cleats, but i would recommend football cleats as they have a higher ankle providing more support.
Though rugby is easiest to play in boots specifically made for rugby, they are not necessary. Soccer cleats work just fine. The only requirement for rugby boots is that they must not have a spike on the bottom of the toes.
yes as long as they are complient with IRB Rules they can be worn
Rugby boots are usually stronger and usually have 10 studs, where soccer cleats have around 16. Depending on which position a player plays in rugby, their boots may be as light as soccer cleats for backs, or heavier and sturdier for forwards.
The Grip the ground so that when you get pushed back you don't get knoked off your feet as easily
cleats (metal or plastic parts you have under the sole of sport shoes) are called 'des crampons' in French. Hence shoes designed for soccer or rugby are sometimes called 'des chaussures à crampons"
Baseball cleats have toes and soccer cleats don't
Preference is that of the player. Most centres where rugby boots as opposed to soccer boots as the rugby version have 6 sole studs and 2 heal where soccer boots have 4 sole and 2 heal. In rugby the studs used are all "heal" length for grip, soccer use 10 millimeter in the sole
Footballers wear cleats, shoes with studs on the bottom to get a good grip in the wet soil.
As a DB and WR I can only say I'm faster with screw on cleats ;)
A collared shirt (pro jerseys nowadays have a very small collar, but its still there), knee-high socks, non-metal cleats, and a rugged pair of shorts.
There are three main types of cleats available for sports shoes: metal cleats, molded cleats, and turf cleats. Metal cleats provide excellent traction on soft ground, molded cleats are versatile and suitable for various surfaces, and turf cleats are designed for artificial turf surfaces.