If you go to school for 180 days each school and each day is 7 hours long, how many hours are spent in school in one school year?

1260 hours.

Explanation:

Assuming you meant for 180 days each year, it should come out to be the answer I got. :)

180 days × 7 hours per day = 1,260 hours per year

aquifers are bounded above and below by impermeable rock. the driving force of groundwater movement in confined aquifers is pressure, rather than gravity.