In which one of the following sciences is observation and its interpretation the most difficult?
a. Physics c. Mathematics
b. Chemistry d. Sociology
D
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Foods that are irradiated may lose small amounts of some nutrients including:
a. beta carotene and vitamin A b. vitamin E and vitamin C c. vitamin C and thiamin d. all answers are correct
In his research, Darwin was the first to use
a. induction. c. both induction and deduction. b. deduction.
Which statement about students' development of recognition and meaning vocabulary is true?
a. Both develop simultaneously. b. Recognition vocabulary develops first, then meaning vocabulary. c. They should be taught separately. d. Development of one is not related to the other.
_______ is based on the judgment of how well a test reflects an underlying idea.
a. Construct validity b. Criterion validity c. Internal consistency validity d. Content validity