Use the graph to determine acceleration and velocity. Which segments show acceleration?
What is the velocity of segment B?

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.

Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c