This topic contains a solution. Click here to go to the answer

Author Question: Sound travels fastest in A) air. B) water. C) steel. D) a ... (Read 112 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
Sound travels fastest in
 
  A) air.
  B) water.
  C) steel.
  D) a vacuum.

Question 2

The approximate range of human hearing is
 
  A) 10 hertz to 10,000 hertz.
  B) 20 hertz to 20,000 hertz.
  C) 40 hertz to 40,000 hertz.
  D) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

maya.nigrin17@yahoo.com

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B



ss2343

  • Hero Member
  • *****
  • Posts: 548

maya.nigrin17@yahoo.com

  • Sr. Member
  • ****
  • Posts: 324
Always glad to help...



 

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

For a complete list of videos, visit our video library