Which statement describes a seismograph? It has a flat graphing surface. It is used to locate an earthquake’s focus. It uses a needle on graph paper to measure seismic wave activity. It measures data used to find the difference between the arrival times of surface waves.

What season is it in the southern hemisphere when it’s december? a) fall b) spring c) winter d) summer

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j

Although china’s total economic output, measured by gross domestic product (gdp), is third largest in the world, it is considered a developing nation. what is most likely the most important factor for this designation? a. china’s government spends money on things that do not benefit human development. b. china has a large population, so its gdp per person is only modest. c. china has a strong economy but weak literacy and school attendance rates. d. china’s high rates of disease offset the country's economic gains.