Sound waves with a single frequency are known as
A. pure tones, which are rare in nature.
B. pure tones, which are common in nature.
C. complex tones, which are rare in nature.
D. noise, which is common in nature.
Answer: A
You might also like to view...
Which of the following arrival times will have the most dramatic effect on an interview score?
a. Arrive 15 minutes early b. Arrive 5 minutes early c. Arrive right at the time of the interview d. arrive 5 minutes late
Janet is perceived by her dining room manager, Sarah, as the best waitress who ever worked for her. Naturally, Janet's ratings on her performance appraisal are all high. Tom, on the other hand, is an average waiter; yet, after evaluating Janet, Sarah's ratings of Tom are below average. This type of rating error is referred to as:
a. contrast error b. halo error c. proximity error d. preference error
What is the effect of counterbalancing? a. It eliminates order effects
b. It spreads order effects evenly across the treatment conditions. c. It eliminates individual differences. d. It spreads individual differences evenly across treatment conditions.
Your sister and brother-in-law just had a baby. There were a bit confused because they were told that their baby had a score of 7 and then a 10. At first they were joking that that meant that their baby girl was very beautiful
What would you tell them? a. Those were scores that all doctors and nurses use to indicate attractiveness of the newborn. b. Those scores were estimates of later intelligence and range from 1 to 10. c. Those were scores for the Apgar scale that ranges from 1 to 10. d. Those particular scores indicate how pink a neonate is.