What rule did you observe about the energy before impact the energy after impact

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

the journeys of marquette, joliet and la salle a) new france expand.

all three of these explorers explored the midwest and the area around the great lakes, which they subsequently claimed for france.

this was a big portion of territory and expanded new france which before then only consisted of quebec province in northeastern canada