Answer:
The SI unit of pressure is Pascal (represented as Pa) which is equal to one newton per square metre (N/m -2 or kg m -1 s -2). Interestingly, this name was given in 1971. Before that pressure in SI was measured in newtons per square metre.
The roman pantheon should be your answer
sculptures: you create them by hand, they are physical
photographs: you capture them in electronics, they can't be touched
both: both pieces of art