Author Question: A person standing in the street is unaware of a bird dropping that is falling from a point directly ... (Read 121 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
A person standing in the street is unaware of a bird dropping that is falling from a point directly above him with increasing velocity. If the dropping were producing sound of a fixed frequency, as it approaches the person would hear the sound
 a. drop in frequency.
  b. stay at the same frequency.
  c. increase in frequency.
  d. decrease in loudness.
  e. stay at the same loudness.

Question 2

While you are sounding a tone on a toy whistle, you notice a friend running toward you. If you want her to hear the same frequency that you hear even though she is approaching, you must
 a. stay put.
  b. run towards her at the same speed. c. run away from her at the same speed. d. stay put and play a note of higher frequency.
  e. run towards her and play a note of higher frequency.



blakeserpa

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

C

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

For a complete list of videos, visit our video library