yes
No - it's a man-made object. But the stuff it is made from is naturally occurring.
No - it's a man-made object. But the stuff it is made from is naturally occurring.
No, cotton is a naturally growing fiber product produced by the Cotton plant, while cardboard is a man-made product made from chemically digested cellulosic [plant fiber] materials, usually trees.
Not in the truest sense, in that they have not occurred naturally.
Magnets first occurred naturally, so "before Man" would be your answer.
Magnets first occurred naturally, so "before Man" would be your answer.
Cardboard is actually naturally biodegradble, so there's no need to buy specially-made boxes.
A cardboard baler is designed to compress cardboard just as a haybaler does to hay. It can be used for cardboard that is being recycled or for cardboard that needs to be transported.
You would call strong cardboard 'cardboard'. It doesn't matter how strong it is, the cardboard is still cardboard. Even if the cardboard is extremely stiff, it is still cardboard, and there is no special name for it.
the meaning of cardboard
An advantage of cardboard is that cardboard can be made into a box to protect things and is recyclable. A disadvantage of cardboard is that it is easily damaged.