« previous next »

Author Question: Measuring the Doppler shift of material at various distances from the center of a galaxy can be used ... (Read 70 times)

joblessjake

  • Hero Member
  • *****
  • Posts: 555
on: Jul 27, 2018
Measuring the Doppler shift of material at various distances from the center of a galaxy can be used to construct a(n) ________________ for that galaxy.
 
  Fill in the blank(s) with correct word

Question 2

Which of the following nuclear fuels does a twenty-solar-mass star NOT fuse over the course of its entire evolution?
 
  a. hydrogen
  b. carbon
  c. nitrogen
  d. oxygen
  e. iron


Dominic

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

rotation curve

Answer to Question 2

e


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

The Doppler Shift The Doppler Shift
New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f New Yorkers flee from the dust caused by the collapse of the twin towers of the World Trade Center f
Although the Democrats and the Republicans represent slightly different slices of the center, those ... Although the Democrats and the Republicans represent slightly different slices of the center, those ...
Measuring the resistance of an HEI pickup coil using a digital multimeter set to the ohms position. ... Measuring the resistance of an HEI pickup coil using a digital multimeter set to the ohms position. ...
Measuring blood pressure with an aneroid manometer Measuring blood pressure with an aneroid manometer
Video: Membrane transport proteins - pores, gated channels and pumps

For a complete list of videos, visit our video library