Migration from rural areas to urban regions has been one of the most important characteristics of global change over the past 50 years, as the percentage of people living in towns and cities has increased from about 30% of the world’s population in 1950 to a little in excess of 35% in 2020 True False

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.

Which characteristics of temperature and salinity have the greatest influence on the movement of deep-ocean currentsa. warm and low salinityb. cold and high salinityc. cold and low salinityd. warm and high salinity

Why is democracy better than a dictatorship?