Biology Forums - Study Force

A changing magnetic field produces an electric field.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 2] The cosmic background radiation corresponds to a blackbody at a temperature of 2.726 kelvins.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 3] The wavelength of a radio wave from an FM station broadcasting at 93.9 megahertz on your radio dial is 0.313 meters.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 4] The wavelength of a radio wave from an AM station broadcasting at 1,000 kilohertz on your radio dial is 300 meters.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 5] Gamma rays are emitted when high speed electrons decelerate as they are smashed into a metal target.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 6] Blue light has a longer wavelength than red light.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 7] Infrared radiation causes your skin to tan.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 8] EM waves travel at a speed that varies with their wavelength.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 9] Gamma radiation is the highest frequency of EM waves.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 10] Bones show up in x ray images because they absorb x rays more efficiently than muscle and other tissues do.
 a. True
  b. False
  Indicate whether the statement is true or false

1)  TRUE

2)  TRUE

3)  FALSE

4)  TRUE

5)  FALSE

6)  FALSE

7)  FALSE

8)  FALSE

9)  TRUE

10)  TRUE

Thank you soooo very much, it was really helpful and kind of you to answer my q's

You're welcome, once again