This topic contains a solution. Click here to go to the answer

Author Question: The first scientific attempt to map the Milky Way galaxy a. showed that the Sun was located in ... (Read 30 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
The first scientific attempt to map the Milky Way galaxy
 
  a. showed that the Sun was located in the center of the system of planets making up our galaxy.
  b. showed that our galaxy is a round ball on which we live.
  c. showed that our galaxy has 9 stars.
  d. used globular clusters to determine the location of the center of the Earth.
  e. was completed by William and Caroline Herschel.

Question 2

________ occurs when most of the material collapsing to form a protostar has fallen into a disk around the star and a strong wind from the warm protostar ejects material from its poles.
 
  a. An emission nebula
  b. Hydrostatic equilibrium
  c. The proton-proton chain
  d. The thermonuclear fusion of hydrogen
  e. A bipolar outflow



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kusterl

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

e

Answer to Question 2

e




nevelica

  • Member
  • Posts: 563
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Excellent

 

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

For a complete list of videos, visit our video library