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

Author Question: Which of the following methods has been the MOST successful in detecting extrasolar planets around ... (Read 68 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
Which of the following methods has been the MOST successful in detecting extrasolar planets around other star systems?
 
  A) regular changes in the positions of the parent stars with respect to more distant stars as they move across the sky
  B) detection of brightness changes in a star as a planet passes in front of it
  C) detection of Doppler shifts in the spectra of the parent stars
  D) detection of reflected starlight

Question 2

Which of the following operations will not change a vector?
 
  A) Translate it parallel to itself.
  B) Rotate it.
  C) Multiply it by a constant factor.
  D) Add a constant vector to it.
  E) Subtract a constant vector from it.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

otokexnaru

  • Sr. Member
  • ****
  • Posts: 314
Answer to Question 1

B

Answer to Question 2

A





 

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

For a complete list of videos, visit our video library