Answer: earthquakes
Explanation: I had the same question and that was the answer
Answer:
4.
Explanation:
Number 4 would benefit egypt as they would have cheaper electricity
Answer: Gaseous Hydrogen Layer
Explanation:
The reason the deepest layer that this probe was able to directly sample is just the gaseous hydrogen layer is because Jupiter's upper atmosphere is about 88–92% hydrogen and 8–12% helium by percent volume of gas molecules. So the 200km this problem was able to cover is still composed of gaseous hydrogen.
Answer:
a. They must be present in a large geographic area.
Explanation:
Index fossils can be used to determine the age of a rock strata with great precision, but they must be scattered over a large geographic area to be able to be used reliable for this type of measurement. Index fossils typically indicate a certain type of paleoenvironment belonging to a very specific prehistoric period and their formation coincides with the age of the rock layer.
