Help needed. Geography quiz

How do oceanographers measure the salinity of ocean water?

Based upon this data, which statement accurately represents the difference between investments in the two stocks? select the best answer from the choices provided.a.  monopower has less volatility but lower returns than ifruit company.b.  monopower has more volatility but lower returns than ifruit company.c.  monopower has more volatility and more liquidity than ifruit company.d.  monopower has less volatility but more liquidity than ifruit company

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called