Question

question 7
1 pts
which of the following renewable or low - carbon energy sources has the lowest generating costs?
nuclear
wind
hydropower
solar
question 8
1 pts
which type of trap is commonly found in the gulf coast region of louisiana and texas?
stratigraphic
anticline
salt dome
fault

Explanation:

Question 7

Hydropower generally has lower generating costs compared to nuclear (high upfront and waste - management costs), wind (dependent on location and intermittency), and solar (costs related to panels and storage).

The Gulf Coast region of Louisiana and Texas has a geological history where salt domes are common. Salt domes form due to the movement of salt layers and can act as hydrocarbon traps. Stratigraphic traps are more about sedimentary layer changes, anticlines are fold - like structures (less common in this specific region's typical traps), and fault traps are related to fractures (not as characteristic as salt domes here).

Answer:

hydropower

Question 8