The eardrum is a. select one: a. part of the outer ear that vibrates when sound waves hit it. b. thin membrane leading to the inner ear. c. coiled tube in the inner ear filled with fluid that vibrates in response to sound. d. vibrating structure that runs through the center of the cochlea, dividing it into an upper chamber and a lower chamber and containing sense receptors for sound.

Put each tile to the correct location. categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. 1) scientific theories 2) both 3) scientific hypothesis a). a tentative statement used to guide scientific investigations b). makes predictions about future events c). can be tested many independent researches d). based on observations of natural phenomena e) . a well-established highly reliable explanation