HELP HELP HELPbriefly describe how the Union was able to win the Civil War (can you please use 3-5 factors that helped)-THANKS SO MUCH

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 of the following was not a result of early humans increasing proficiency at finding food

What words in the preamble to the constitution reflect the principle of popular sovereignty