At first it was a quill, (feather with a pointy tip and ink on it) now its, well, a pen
it hasnt changed really
It has changed through the process of art making.
I am not aware of who invented the erasable pen but Sir Walter McHenery, an Irish physicist, invented an ink that would disappear when held over heat in 1827.
they have chaned by not having to just use different shedes of brown to bright colour photography. the biggest difference is what they draw and who....
It is because we have changed our Xhosa traditions in to the western atire
It does not leak/clog and can be refillable, disposable, in space, upside down and erasable
how the anemometer changed over time
how the anemometer changed over time
The laws of physics have not changed over time. Our understanding of them has changed over time.
how has coal mining changed over time
People changed over time by growing up.
no they have changed over time. no they have changed over time.
how has neils bohr model changed over time
it has changed over time becuase wasfie the fuss farted
well it has changed over time bye people dancing it different styles.
how the seismograph change over time
his skills changed