Is the power to tax national or state

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?

Marcy tests a solution with a strip of blue litmus paper. the paper turns red. the solution is acidic basic neutral

What happened in georgia as a result of the supreme court ruling in brown v. board of education?