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

Author Question: The Sun is located at the edge of the galaxy, approximately 50,000 light-years from the galactic ... (Read 39 times)

WhattoUnderstand

  • Hero Member
  • *****
  • Posts: 517
on: Jul 27, 2018
The Sun is located at the edge of the galaxy, approximately 50,000 light-years from the galactic center.
 
  Indicate whether the statement is true or false

Question 2

What is not a main source of evidence for the existence of dark matter?
 
  A) massive blue stars
  B) rotation curves of disk galaxies
  C) stellar motions in elliptical galaxies
  D) velocities and positions of galaxies in clusters of galaxies
  E) gravitational lensing by clusters of galaxies


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

TheDev123

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

FALSE

Answer to Question 2

A


WhattoUnderstand

  • Member
  • Posts: 517
Reply 2 on: Jul 27, 2018
Wow, this really help

JaynaD87

  • Member
  • Posts: 368
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

The absorption of light energy by pigment molecules in the light-harvesting complex, and the path th The absorption of light energy by pigment molecules in the light-harvesting complex, and the path th
An overview of photosynthesis: cooperation of the light reactions and the Calvin cycle. An overview of photosynthesis: cooperation of the light reactions and the Calvin cycle.
Elliptical Galaxy M32 Elliptical Galaxy M32
Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th
Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ... Using a bright light makes seeing where the smoke is coming from easier. In this case, smoke was ...
What is the longest wavelength of light that can cause photoelectron emission fr What is the longest wavelength of light that can cause photoelectron emission fr
Video: Types of antimicrobial substances (interferons & complement protein)

For a complete list of videos, visit our video library