The following four junior high school science teachers are teaching the concept atom to their students. From Piaget's perspective, some of the students in each classroom are in the formal operations stage and others are at the concrete operations stage

In which classroom are the concrete operational students most likely to have difficulty understanding what an atom is like?
a. Mr. Armani lets students touch and manipulate concrete models of various atoms.
b. Mr. Bendetti lets students look at the same concrete models that Mr. Armani has used.
c. Mr. Carmen verbally describes how different elements are made up of different numbers of neutrons, protons, and electrons.
d. Mr. Davidson has students role-play being neutrons, protons, and electrons. The "neutron" and "proton" students huddle together in the middle of the room, and the "electrons" move around them.


C

Education

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