Sensitivity to the sounds and meanings of words and how language can be used describes Gardner’s

Sarah, a graduate student in psychology, just heard about a

five-year-old child who has already learned calculus. She is thinking about doing an in-depth study of the child for her dissertation because such early-life math skill is so rare. Sarah is considering which research method? A) Naturalistic observation B) Experiment C) Independent study D) Case study

It is the movement of positively and negatively charged particles, called __________, that allow an electrical signal to travel down a neuron's axon

a. neutrons b. isotopes c. ions d. electrons