Which one of the following best describes the nature of conceptual change?
a. Developing new categories to classify objects and events
b. Revising one's beliefs after receiving information that contradicts those beliefs
c. Achieving the instructional objectives that a teacher has established for a lesson or unit
d. Acquiring a more sophisticated vocabulary with which to describe the events in one's life
Question 2
Children's misconceptions about the world may come from a variety of sources. Which one of the following is not a likely source that theorists have identified?
a. Textbooks and other media sometimes provide misinformation.
b. Children willingly accept the stories that younger children make up.
c. Children form their own ideas based on how the world appears to be.
d. Common expressions in language (e.g., the sun sets in the west) sometimes misrepresent reality.
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Change in the frequency of a lethal recessive allele, a