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

Author Question: As a solar mass protostar moves on to the main sequence, A) its surface temperature and ... (Read 60 times)

imowrer

  • Hero Member
  • *****
  • Posts: 514
on: Jul 27, 2018
As a solar mass protostar moves on to the main sequence,
 
  A) its surface temperature and luminosity remain the same.
  B) its surface temperature and luminosity decrease.
  C) its surface temperature and luminosity increase.
  D) its surface temperature decreases and its luminosity increases.
  E) its surface temperature increases and its luminosity decreases.

Question 2

What are the two primary methods by which planets have been found around other stars in our galaxy?
 
  I) Direct images in visible and infrared light
  II) Indirectly by detecting the motion of the host star
  III) Indirectly by measuring the drop in brightness of the host star when the planet crosses our line of sight
  A) I and II B) II and III C) I and III


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

B


imowrer

  • Member
  • Posts: 514
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

bbburns21

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Spider's main organs Spider's main organs
Temperature profile of the Uranian troposphere and lower stratosphere. Cloud and haze layers are als Temperature profile of the Uranian troposphere and lower stratosphere. Cloud and haze layers are als
Solar Energy Solar Energy
Example of Index entry with Main Term and indented subterms. Example of Index entry with Main Term and indented subterms.
Deforestation is one of the main sources of greenhouse gas emissions Deforestation is one of the main sources of greenhouse gas emissions
Two ways of treating blocked coronary arteries, the main cause of heart attacks in older adults. Two ways of treating blocked coronary arteries, the main cause of heart attacks in older adults.
Video: DNA close up Animation

For a complete list of videos, visit our video library