Australia and several other countries have free trade agreements. This means that they A
charge a tax on imported goods.
B
are allowed to trade with each other.
O
C
exchange goods without restrictions.
O
D
ship goods between countries at no cost.

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?

What important race leader of the early twentieth century is being described?

How long was the government shutdown?