The roman emperor famous for creating a code of law is .
a. justinian
c. belisarius
b. constantine
d. tribonian

In a democracy, this is held by the citizens who elect leaders to political office

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?

At 3476 kilometer the moon's diameter is slightly less than the distance across from what