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

Author Question: A mega-parsec (Mpc) is equivalent to a. 3.26 light-years. b. 206,265 light years. c. 1,000,000 ... (Read 82 times)

erika

  • Hero Member
  • *****
  • Posts: 522
on: Jul 27, 2018
A mega-parsec (Mpc) is equivalent to
 
  a. 3.26 light-years.
  b. 206,265 light years.
  c. 1,000,000 light years
  d. 3,260,000 light-years.
  e. the diameter of the Milky Way galaxy.

Question 2

The Sun has a core in which energy travels outward primarily by radiation.
 
  a. True
  b. False
  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

frre432

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

True


erika

  • Hero Member
  • *****
  • Posts: 522
Reply #2 on: Jul 27, 2018
TY


frre432

  • Sr. Member
  • ****
  • Posts: 347
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Earth’s history spans 4.5 billion years. Geologists and paleontologists have pieced together the his Earth’s history spans 4.5 billion years. Geologists and paleontologists have pieced together the his
This portrait of Thomas Jefferson is considered an accurate likeness, painted when he was thirty-sev This portrait of Thomas Jefferson is considered an accurate likeness, painted when he was thirty-sev
Transduction of Light by Photoreceptors Transduction of Light by Photoreceptors
Climate change occurs over millions of years Climate change occurs over millions of years
A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ... A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ...
Light micrograph of a live diatom, with chloroplasts visible through the shell Light micrograph of a live diatom, with chloroplasts visible through the shell
Video: Introduction to Sleep Apnea

For a complete list of videos, visit our video library