Author Question: Which of the following extrasolar planets would be easiest to detect using the Doppler shift method? ... (Read 57 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
Which of the following extrasolar planets would be easiest to detect using the Doppler shift method?
 
  A) a massive planet far from its parent star
  B) a low mass planet far from its parent star
  C) a low mass planet close to its parent star
  D) a massive planet close to its parent star

Question 2

The colonization of land by plants appears to have begun about
 
  A) 542 million years ago
  B) 360 million years ago
  C) 65 million years ago
  D) 475 million years ago



gasdhashg

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

D

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
Both answers were spot on, thank you once again




 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

For a complete list of videos, visit our video library