Why was Brahe reluctant to provide Kepler with all his data at one time

Most goods that came into ancient rome traveled by what?

The english document that laid the ground work for judges in the us to rule based on precedent is known as the

Which of the following describes an effect of world war ll on the united states economy a. automobile companies produced a record number of cars b. many factories had to expand to produce military equipment c. the airplane industry suffered as the allies began using airplanes in combat d.cities with shipyards declined because so many ships had been sent overseas.