This figure shows the orbital periods and radii of all planet candidates identified from Kepler data as of early 2013. Which of the following size planets were most detected?
A)planets less than 1 Earth radius in size
B)planets greater than 10 Earth radii in size
C)planets between 1 Earth radius and 4 Earth radii in size
D)planets between 4 Earth radii and 10 Earth radii in size

Question

This figure shows the orbital periods and radii of all planet candidates identified from Kepler data as of early 2013. Which of the following size planets were most detected?
A)planets less than 1 Earth radius in size 
B)planets greater than 10 Earth radii in size 
C)planets between 1 Earth radius and 4 Earth radii in size 
D)planets between 4 Earth radii and 10 Earth radii in size

Quizplus · Accepted Answer

The majority of planet candidates detected by Kepler are between 1 Earth radius and 4 Earth radii in size, as indicated by the peak in the size distribution curve in the figure.

This Figure Shows the Orbital Periods and Radii of All