Answer:
Explanation:
Use the periodic table to identify the noble gas that would be included in the noble-gas notation for each of the following elements.
Si:
Fr:
Hg:
V:
Nonrenewable energy resources include coal, natural gas, oil, and nuclear energy. Once these resources are used up, they cannot be replaced, which is a major problem for humanity as we are currently dependent on them to supply most of our energy needs
Answer:
D. Flooding occurs when too much rain falls upstream.
Explanation:
Flooding is not a change in a watershed.
A, B, and C are wrong. They all represent changes in a watershed.