A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0.320 rev/s. What is its angular velocity, in rev/s, after a 31.5 kg child gets onto it by grabbing its outer edge

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

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