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...
Which of the following is true of Mercury?
A) It has polar caps of solid water. B) It is 95 percent the size of Earth. C) It has negligible atmosphere. D) It is the fourth largest planet of the Solar System.
Addition by Components: A car travels 20 km west and then 20 km south. Use components to find the magnitude of its displacement vector?
A. 0 km B. 20 km C. 28 km D. 40 km
Chemical energy is transformed into gravitational energy when
A) a leaf undergoes photosynthesis. B) a person walks uphill. C) water evaporates. D) a car accelerates. E) a block slides downhill.
An electron in a hydrogen atom makes a transition from the n = 3 to the n = 1 energy state. Determine the wavelength of the emitted photon (in nm)
a. 1006 b. 209 c. 306 d. 103 e. 821