A skateboarder rolls horizontally off the top of a staircase and lands at the bottom. The staircase has a horizontal length of 12. 0 m with a vertical drop of 2. 00 m. Ignore air resistance. What is the skater’s initial horizontal velocity?.

One common system for computing a grade point average (gpa) assigns 4 points to an a, 3 points to a c, 1 point to a d, and 0 points to an f. what is the gpa of a student who gets an a in a 3 credit course, a b in each of two 2 credit courses, and a d in a 2 credit course?

Give an example of the type and scale of economic activity for a traditional economy.

What is the leading cause if water scarcity throughout much of the world