« previous next »

Author Question: The broadening of spectral lines can be caused by: A) density of the hot medium. (Read 983 times)

plus1

  • Hero Member
  • *****
  • Posts: 676
on: Aug 28, 2013
The broadening of spectral lines can be caused by:
A) density of the hot medium.
B) thermal motion of the hot atoms.
C) rotation of the star.
D) magnetic fields of the star.
E) all of the above


notis

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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Imaginary Thoracic Lines, Posterior View Imaginary Thoracic Lines, Posterior View
Strawberry hemangioma, a birthmark caused by a collection of blood vessels in the skin. Strawberry hemangioma, a birthmark caused by a collection of blood vessels in the skin.
Retrograde pyelogram. A contrast medium is injected into the ureter using a cystoscope, and the X-ra Retrograde pyelogram. A contrast medium is injected into the ureter using a cystoscope, and the X-ra
Spinal changes caused by osteoporosis. Use light pressure and gentle stretches only with frail or ... Spinal changes caused by osteoporosis. Use light pressure and gentle stretches only with frail or ...
Longitudinal and horizontal effleurage to the thigh. Apply with medium pressure to warm tissues. Longitudinal and horizontal effleurage to the thigh. Apply with medium pressure to warm tissues.
What is the minimum number of straight, continuous lines that are necessary to c What is the minimum number of straight, continuous lines that are necessary to c
Video: EpiPen Animation (Part 2)

For a complete list of videos, visit our video library