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Author Question: When electric current is flowing in a metal, the electrons are moving A) at nearly the speed of ... (Read 63 times)

SAVANNAHHOOPER23

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on: Jul 29, 2018
When electric current is flowing in a metal, the electrons are moving
 
  A) at nearly the speed of light.
  B) at the speed of light.
  C) at the speed of sound in the metal.
  D) at the speed of sound in air.
  E) at none of the above speeds.

Question 2

A bag of potato chips contains 2.00 L of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0C.
 
  What will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00C and atmospheric pressure is 70.0 kPa? Assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air. (1 atm = 1.01  105 Pa)
  A) 4.13 L B) 2.76 L C) 1.01 L D) 1.38 L


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poopface

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

B


SAVANNAHHOOPER23

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

dreamfighter72

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Reply 3 on: Yesterday
Excellent

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