If a rocket goes from 2,000 m/s to 6,000 m/s in 8 seconds, what is the acceleration for that time frame?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.