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There is Paper or Card or some other art stuff you have in your home
The thickness of a plastic ID card or credit card is approximately one millimeter, It is also the approximate thickness of a stack of 10 pieces of paper. One millimeter is approximately a sixteenth of an inch.
Yes, the word 'card' is a noun, a word for a piece of stiff paper, thin cardboard, or plastic with varied uses; a word for a thing.The word 'card' is also a verb (card, cards, carding, carded), meaning to check someones identity or age for a particular purpose; to comb wool or cotton to prepare for spinning; to attach objects to a piece of cardboard (usually for display at point of sale).
Grease paper is translucent. It let's a bit of light through but not all. Card board is opaque. It lets no light through. Therefore, the shadow cast by cardboard will be darker and more defined whereas the grease paper lets light through, making the shadow lighter and less focused.
Historically, money ( coinage) was made from gold, Silver and Copper. the first bank note (paper) to be issued was in Eng;land in avout 1700. Modern money (coinage) is made from an alloys of copper, chrome, nickel and steel. Mondern bank notes were until recently a special form of paper. however 'paper' money is now made from a plastic. So the phrase 'plastic money' ( credit card etc., ) , now bank notes takes on a whole new meaning.