The Industrial Revolution. It added many machines and factories which in turn provided many jobs for many Americans.
Answer:
researchers can use that decay as a kind of clock that allows them to peer into the past and determine absolute dates for everything from wood to food, pollen, poop, and even dead animals and humans.
Explanation:
If this is a true or false question, yes this is true since information of the periods of time in the A.D. era are still not 100% accurate, and there's many questions regarding the actual events leading up to others, and questions about specific resources/items that were able to be recovered FROM those time periods.
France lost nearly all of its North American possessions after losing the French and Indian War to Britain.