In a physics lab experiment, a spring clamped to the table shoots a 22g ball horizontally. when the spring is compressed 21cm , the ball travels horizontally 5.0m and lands on the floor 1.7m below the point at which it left the spring.
what is the spring constant?
express your answer using two significant figures.

resonant frequency

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