« previous next »

Author Question: Protostars start off more luminous than the main sequence stars they become. Indicate whether the ... (Read 19 times)

newbem

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
Protostars start off more luminous than the main sequence stars they become.
 
  Indicate whether the statement is true or false

Question 2

Mars has two moons that are most similar in character to
 
  A) small asteroids.
  B) comets.
  C) Earth's Moon.
  D) particles in the rings of Saturn.


cupcake16

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
Mass Exchange Between Close Binary Stars Mass Exchange Between Close Binary Stars
The main avenue to the upward social mobility reviewed in the text has been higher education. The main avenue to the upward social mobility reviewed in the text has been higher education.
The two main types of nerve cells. The two main types of nerve cells.
Deforestation is one of the main sources of greenhouse gas emissions Deforestation is one of the main sources of greenhouse gas emissions
Location of the main structures of the vessels Location of the main structures of the vessels
Video: Helper T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library