The Shield<span> has had a profound effect on </span>Canadian<span> history, settlement and economic developmen</span>
Answer: They traded and learned from each other. The Rome's allies helped it conquer other lands but were tricked because they were being conquered themselves.
Explanation:
Answer: Chemical weathering changes the chemical makeup of rocks, transforming their minerals or combining them with new elements. Many caves have been formed from this. This is the wearing away of the earth's surface by wind, glaciers, and moving water.
A result of the Gibbo V. Ogden (1824) decision was that state could regulate commerce only within their borders. This was a landmark decision in which united state supreme that held the power to regulate interstate commerce. The landmark was considered decision with ripple effect that lasted for 1000 years.