This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In the Doppler effect, a redshift of spectral lines shows us the source is receding from us. ... (Read 97 times)

Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
on: Jul 27, 2018
In the Doppler effect, a redshift of spectral lines shows us the source is receding from us.
 
  Indicate whether the statement is true or false

Question 2

Suppose the entire solar nebula had cooled to a very low temperature before the solar wind cleared it away. Do you think Earth would be the same? Why or why not?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Danny Ewald

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

Ices would have condensed in the inner solar system, significantly increasing the size and mass (or possibly number) of terrestrial planets. Water and other hydrogen compounds would be much more abundant.


Chloeellawright

  • Member
  • Posts: 588
Reply 2 on: Jul 27, 2018
Wow, this really help

  • Member
  • Posts:
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

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.

The Greenhouse Effect The Greenhouse Effect
Reconstructed Australopithecus afarensis spine shows that species walked upright. Reconstructed Australopithecus afarensis spine shows that species walked upright.
This chart shows the various lines of responsibility and how they differ in presidential and parliam This chart shows the various lines of responsibility and how they differ in presidential and parliam
The adsorption spectrum of rhodopsin compared with the human scotopic spectral sensitivity curve. The adsorption spectrum of rhodopsin compared with the human scotopic spectral sensitivity curve.
Electrophoresis gel in a densitometer. (a) The green light from the slit light source is visible ... Electrophoresis gel in a densitometer. (a) The green light from the slit light source is visible ...
Potatoes are a good source of complex carbohydrates Potatoes are a good source of complex carbohydrates
Video: Proteins

For a complete list of videos, visit our video library