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

Author Question: How can we measure the strength of magnetic fields on the Sun? A) by looking for the splitting of ... (Read 31 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
How can we measure the strength of magnetic fields on the Sun?
 
  A) by looking for the splitting of spectral lines in the Sun's spectrum
  B) by observing the sizes of sunspots: Bigger sunspots mean a stronger field
  C) by observing auroras here on Earth
  D) only by using sophisticated computer models, because there are no observational ways of measuring magnetic field strength

Question 2

No galaxies existed before the Big Bang.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

A

Answer to Question 2

TRUE



tsand2

  • Hero Member
  • *****
  • Posts: 520
Both answers were spot on, thank you once again




 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

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 longest a person has survived after a heart transplant is 24 years.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

For a complete list of videos, visit our video library