Did you know that until 1929, our currency measured 7.42 by 3.13 inches? since then, our currency has become much smaller. it is now 6.14 by 2.61 inches. why do you think it was changed?

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

The availability and cost of blank is a major component of a region's overall cost of living.marking brainliest answer btw only one answer -health care -transportation -housing -education its 20 pts

Humans have built artificial levees along the mississippi river to protect themselves and their property from floods. however, these structures also modify inland and coastal regions by disrupting the natural flow of sediment. artificial levees along the mississippi river a. reduce the amount of sediment deposited on floodplains and increase the amount of sediment deposited at the river's mouth. b. increase the amount of sediment deposited on floodplains and decrease the amount of sediment deposited at the river's mouth. c. increase the amount of sediment deposited on floodplains and at the river's mouth. d. decrease the amount of sediment deposited on floodplains and at the river's mouth.