Well the rackets and the shuttlecocks changed
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
badminton
well it has changed over time bye people dancing it different styles.
how the seismograph change over time
his skills changed
how has deleware changed from 1776