Question

question 13
which of the following statements accurately describes the role of primary and secondary sources in research?
primary sources provide firsthand information and are essential for obtaining the most accurate understanding of a scientific question.
primary sources include articles or broadcasts produced by others about the contents of original research.
secondary sources are typically written by experts in the field and published in peer - reviewed journals.
secondary sources present novel information and stand on their own.
primary sources are often easier to understand than secondary sources.
question 14
global population is projected to be nearly ______ in 2050.
11 billion
10 billion
9 billion
8 billion
7 billion

Explanation:

For Question 13: Primary sources offer firsthand information crucial for accurate understanding of research topics. Articles or broadcasts about original research are secondary sources. Peer - reviewed journal articles by experts can be primary if they present original research. Secondary sources interpret or analyze primary sources and don't present novel information on their own. Primary sources can be complex and not always easier to understand.
For Question 14: Projections indicate that the global population is expected to be nearly 10 billion in 2050.

Answer:

Question 13: Primary sources provide firsthand information and are essential for obtaining the most accurate understanding of a scientific question.
Question 14: 10 billion