What factor affects an object's weight but not its mass

Stages 1 and 4 of the demographic transition are similar in that

The meseta in spain is a a. navigable river b. castle c. coastal plain d. plateau

Why did the belgian parliament pass laws to decentralize its government? a. to increase trade with neighboring luxembourg b. to decrease the political power enjoyed by the flemish c. to enable belgium to join the european union d. to reduce tensions between belgium's two main ethnic groups