Author Question: MP3 players are ideal for high-impact activities because they do not contain any moving parts. ... (Read 123 times)

meagbuch

  • Hero Member
  • *****
  • Posts: 568
MP3 players are ideal for high-impact activities because they do not contain any moving parts.
 
  Indicate whether the statement is true or false

Question 2

How do optical discs store data?
 
  A) A digital spectrometer leaves grooves in a platter.
  B) Electronic memory records data on chips.
  C) A magnet aligns iron particles on a platter.
  D) A laser burns tiny pits onto a platter.


dawsa925

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

TRUE

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library