A solid sphere of radius R has a charge Q distributed in its volume with a charge density rho=κr^a, where κ and a are constants and r is the distance from its centre.
If the electric field at r= R/8 is 1/8 times that at r=R, find the value of a .

i think it's 35 meters

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

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

the right answer is 0.3 meters per second