pinhole camera

Cards (6)

what is the small hole in a pinhole camera called 
a pinhole
what is the image in the pinhole camera shown as
it is showned as inverted and laterally reversed
what happens as the camera gets closer to the object
the image gets larger
what happens when the pinhole is made bigger
the image becomes brighter and fuzzier
what is produced out of 3 holes
3 images
what do we need for a bright sharp image
we need a large lens and an aperture