When sound waves enter the outer wall of the ear, what is the first thing they strike? Group of answer choices A. the ear drum B. the cilia C. the three tiny bones of the middle ear D. the cochlea

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants.d. selecting individuals at random.

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the