Answer the following questions in the Essay box below. 1. Which rock sample had the most porosity? Which sample had the least?

2. How much empty space was there in the medium-sized rock sample?

3. How much time did it take the water to flow through the gravel? The sand? What about the dirt?

4. Which sample is the most permeable?

How have the changes in china's laws affected its economy?

Prices for products became more affordable as a result of new forms of ,witch got things to market faster and cheaper

Agraduate student wants to examine the effect of print media versus televised media on individuals’ position on several social issues. the superintendent of a local work release facility, a family friend, will allow the graduate student access to the prison population to her quickly accrue subjects. the student’s irb should: approve this project since the risk appears to be no > minimal.not approve this project because the prisoners are merely a population of convenience for the student.approve this project since the superintendent is the ultimate authority on what happens in his facility.approve this project but submit it for federal review.