I think that the answer might be joint but its my best guess i have never seen that one before hope it helps
Answer: The correct option is (d)
lava flows built up from the ocean floor by multiple, summit and flank eruptions
Explanation:
Piles of baseltic lava flows built up from the ocean floor by multiple summit and flank eruptions describes seamounts and islands of the deep ocean basins.
Answer:
Work to move on ion inside a cell = 1.168×10^-20J
Explanation:
Potential difference is a ratio of work done by a charge.
It is given as
◇V= Workdone ×charge= W/a
Workdone = V × q= (7.3×10^-2)×(1.6×10^-19)
W= 1.168×10^-20Joules