Which one of the following best describes our current knowledge about the brain and learning?
a. We know that learning is often associated with the formation of new synapses.
b. We know that the brain reaches adult levels of maturity at puberty, enabling young adolescents to think and learn as effectively as adults do.
c. We know that left-brained individuals are, on average, more effective learners than right-brained individuals.
d. We know that the cortexes of rapid learners are about 20 larger than the cortexes of slow learners.
Question 2
A researcher is interested in the possible effect of teacherstudent ratios on students' learning. She finds 10 fifth-grade classrooms with 3040 students per class and 10 others with 1525 students per class. She discovers that there is a correlation between class size and student achievement. Which one of the following conclusions can we draw from this study?
a. Class size can help us predict school achievement.
b. Classes should be as large as is reasonably possible.
c. Classes should be as small as is reasonably possible.
d. The researcher has conducted a descriptive study.
Brain Cells of a laboratory mouse
Sheep brain
Sexual Orientation and the Brain
Sagittal section of brain showing hypothalamic nuclei
A current-carrying wire is placed in a uniform magnetic field, as shown below.
A lesion called a plaque in the brain of an individual with Alzheimer disease. A ring of degeneratin