« previous next »

Author Question: A neon light (thin hot neon gas in a sealed tube) gives us: A) a continuous spec (Read 2022 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?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

This Toyota cap has a warning—the check engine light will come on if not tightened until one ... This Toyota cap has a warning—the check engine light will come on if not tightened until one ...
Interactions of Light and Matter Interactions of Light and Matter
Continuous vs. Saltatory Conduction Continuous vs. Saltatory Conduction
A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ... A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ...
A monochromatic beam of light of wavelength 600 nm is incident normally on a diffraction ... A monochromatic beam of light of wavelength 600 nm is incident normally on a diffraction ...
Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v
Video: Stroke volume - contractility definition

For a complete list of videos, visit our video library