« previous next »

Author Question: A neon light (thin hot neon gas in a sealed tube) gives us: A) a continuous spec (Read 2007 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
on: Aug 28, 2013
A neon light (thin hot neon gas in a sealed tube) gives us:
A) a continuous spectrum, since the neon is hot enough to glow.
B) a few bright emission lines, telling us the gas is neon.
C) a continuum, with dark lines identifying the neon atoms are present.
D) a lot of random bright red lines due to the motion of the hot atoms.
E) nothing visible to us, but a hot of infrared lines as heat.


notis

  • Hero Member
  • *****
  • Posts: 596
Reply #1 on: Aug 28, 2013
I know the answer! It's B.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Nasogastric tube Nasogastric tube
Development of the light microscope Development of the light microscope
Many Native Americans have maintained continuous identity with their tribal roots. You can see the ... Many Native Americans have maintained continuous identity with their tribal roots. You can see the ...
A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ... A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ...
A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ... A piece of glass has a thin film of gasoline floating on it. A beam of light is shining ...
Continuous Variation in Height (Females) Continuous Variation in Height (Females)
Video: Pasteur's Experiment

For a complete list of videos, visit our video library