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A large flat often thick piece of comething
log
Cells of the pith of a stem generally have thick cell wall and large vacuoles. Likewise, cells of the cortex in the older parts have thick cell wall and large vacuoles.
very thin, often a cell thick
they have a large surface area, a good blood supply close by, thin walls (often only 2 cells thick) and are moist. This all aids in effective gas exchange.
A large flat often thick piece of comething
a chair
a chair
Slab
slab
slab
Identical to that of a piece of string, but not as thick.
depends on the piece of lead.
chunk
log
thick
log