Answer:
Corroded metal
Explanation:
Acid rain damages buildings and structures because it dissolves the stone or corrodes the metal that is exposed to the weather.
Answer:
B. The presence of an earthquake belt.
Explanation:
A rift valley only happens when the plates are diverging. A trench represents plates converging. And the presence of active volcanoes is only on converging and some diverging boundaries (hence there is no volcanoes in California). An earthquake is present in all plate boundaries.
Answer:
only about 20% - 35%
Explanation:
We do not know that much about the earth itself, and people just recently started discovering the earth for what it truly is. Though, we have been recording earthquakes and tsunamis since the early 19th century.
This makes up anywhere from 20% to 35%. It is hard to know the exact percentage for sure.