Scientists use models to
a. increase the duration of a volcanic eruption
b. change the location of a volcanic eruption
c. predict the damages due to an earthquake
d. stop the occurrence of tsunamis due to an earthquake

How did the large influx of immigrants change america?

Here is a quote from an npr news article: “on average, working-age adults were eating about 78 fewer calories per day in 2010, compared with five years earlier. the new report is based on data from the national health and nutrition examination survey, which collects details on eating habits and other health-related information from a nationally representative sample of about 10,000 people in the u. s.” which of the following is true about the numerical value 78? a. it is an anecdote. b. it is a parameter. c. it is a simulation. d. it is a statistic.

Among the following environmental factors, which does not have a long-term impact on the composition of a region's soil? a. kinds of crops grown b. types of fungi present c. topography of the landscape d. variety of species of mammals e. number of freezes occurring annually