Though Titan has a small mass , it is able to retain an atmosphere because it
a. is very cold.
b. is very hot
c. has an iron surface
d. attracts gas from the solar wind.
A
You might also like to view...
The youngest parts of Earth's crust are
a. the bottom layer found in the walls of the Grand Canyon. b. the continents. c. the continental margins. d. the Appalachian Mountains. e. the midocean rifts.
Explain the colors of emission nebulae
What will be an ideal response?
What physics principle can be demonstrated by rubbing two transparency sheets with tissue paper and then holding them near each other?
A) the electric motor B) certain features of the frictional force C) a new feature about the gravitational force D) the electric force E) the magnetic force
The boundary shown is that of a uniform magnetic field directed in the positive z direction. An electron enters the magnetic field with a velocity pointing along the x axis and exits 0.63 ?s later at point A. What is the magnitude of the magnetic field?
A. 18 ?T B. 14 ?T C. 28 ?T D. 34 ?T E. 227 ?T