Calculate the minimum velocity which a space probe needs to be given to escape from the gravitational field of a star if it starts 1.5x10^11m from the centre of the star. The mass of the star is 3.3x10^30

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

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