The "salt march" of 1930 was a key moment in the independence movement of people in what country?

How did republicans gain control of southern state governments during reconstruction

How did north carolina’s constitution of 1868 affect women and free blacks? a. they were given the right to vote b. they were excluded from participation in government c. they lost economic power d. they were able to hold office if they owned property

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?