Answer:erosion?
Explanation:i think it is that because if there is a erosion ever so slightly at a mountain it would one day fall and create a landslide
Answer:
All of these are natural resources.
Explanation:
Because they are not manufactured.
Answer:
greenhouse gases
Explanation:
all gases whose have three or more greenhouse gases :carbon dioxide (CO2), methane (CH4) and water vapor (H2O)
The secondary structure of a protein