<span>The country is using all its resources efficiently.
</span>--- Pairs shifts PPC to the right arrow<span>
A new technology is invented to produce more food grains in the country.
--- </span>Both point on the original PPC arrow<span>
The country plans to produce goods that are not possible to produce with the available resources.
--- </span>Both unattainable point<span>
Many of the country’s young people died in an earthquake.
--- </span>Both shifts PPC to the left arrow<span>
</span>
Answer:
the ocean levels will decrease do to land increasing caused by dried up magma on the land expanding the lands
Explanation:
I'm high and don't know what I'm talking about
Biological mechanisms: Photosynthesis, digestion, cellular respiration.
Habitat for many species.
Participates in cycling of materials used by living things.
For energy resources, Poland's most important one is coal (and also lignite) which is mined in Upper Silesia in some large open pits mined there since the 19th century at least. It does have some petroleum in the Baltic Sea but still must import it from Russia.