What was the land lottery? who was already living on that land

Mr. mann's science students were experimenting with speed. they set up a 1 meter (100 cm) track. the students used balls instead of cars. the balls were different sizes and made of different materials. four at a time, students rolled balls around the track to see which had the fastest and slowest speeds. some of their data are shown in the table. which ball will take the longest to complete one lap around the track?

Which factors slowed population growth in china until the 1300? a. one child policy. b. urbanization c. epidemics. d. warfare

What has contributed to the growth of agriculture as big business in the midwest