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

Author Question: Why do the present methods of finding extrasolar planets (Doppler measurement and planetary ... (Read 24 times)

rosent76

  • Hero Member
  • *****
  • Posts: 516
on: Jul 27, 2018
Why do the present methods of finding extrasolar planets (Doppler measurement and planetary transits) not favor finding solar systems like ours?
 
  What will be an ideal response?

Question 2

A stage 4 protostar may temporarily be thousands of times more luminous than the Sun.
 
  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

wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 27, 2018
Answer to Question 1

Doppler shifts are greatest for rapidly moving stars, where their planets are moving very close to them and with periods of much less than a year. Only Jovian planets will have the mass needed to exert detectible pulls such as this also.

Answer to Question 2

TRUE


rosent76

  • Member
  • Posts: 516
Reply 2 on: Jul 27, 2018
:D TYSM

coreycathey

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Some Shapes of Planetary Nebulae Some Shapes of Planetary Nebulae
Measurement lenght of infant Measurement lenght of infant
Methods of Contraception Methods of Contraception
How to calculate present value using the compound interest formula (Question 2) How to calculate present value using the compound interest formula (Question 2)
Absorption Methods in the Small Intestine Absorption Methods in the Small Intestine
Finding the resultant vector Finding the resultant vector
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library