15. hematology is the study of blood.\na. tru...

15. hematology is the study of blood.\na. true\nb. false\n16. pseudoscience is science that is not based on fact.\na. true\nb. false\n17. the ______ burden was nearly impossible to lift.\na. ponderous\nb. euphophony\nc. dormant\nd. novel\n18. the recently invented laser toothbrush is a ______ idea\na. novel\nb. orthodontist\nc. vestments\nd. benefactor

Answer

# Brief Explanations: - For question 15, hematology is indeed the study of blood, which is a well - known scientific fact. - For question 16, pseudoscience is characterized by claims not grounded in scientific fact. - For question 17, "ponderous" means heavy and difficult to lift, which fits the context of a burden being hard to lift. - For question 18, "novel" means new and original, which describes a recently invented item like a laser toothbrush. # Answer: 15. a. True 16. a. True 17. a. Ponderous 18. a. Novel