Author Question: A jar filled with gas is placed directly in front of a second jar filled with gas. Using a ... (Read 186 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
A jar filled with gas is placed directly in front of a second jar filled with gas. Using a spectroscope to look at one jar through the other you observe dark spectral lines. The jar closest to you contains
 
  A) gas at the same temperature as the other jar.
  B) the hotter gas.
  C) gas at very high pressure.
  D) the cooler gas.
  E) the exact same gas as the other jar.

Question 2

On an H-R diagram, stellar radii ________.
 
  A) decrease from left to right
  B) are greatest in the lower left and least in the upper right
  C) increase diagonally from the lower left to the upper right
  D) are impossible to determine



Madisongo23

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Madisongo23

  • Sr. Member
  • ****
  • Posts: 325

 

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

For a complete list of videos, visit our video library