Which statement best describes the surface of Io?
a. dark and dirty ice, heavily pocked with craters
b. old and dark on some portion, but cratered with a young bright grooved terrain
c. icy crust free of craters with a liquid water ocean beneath
d. covered in active sulfur-based volcanoes
e. mostly water ice mixed with methane
d
You might also like to view...
The flow rate of a liquid through a 2.0-cm radius pipe is 0.016 m3/s. The average fluid speed in the pipe is:
a. 0.64 m/s. c. 0.040 m/s. b. 13 m/s. d. 6.4 m/s.
Have objects like Jupiter been found? How?
A. No, only Earth-like planets have been found. B. Yes, cool Jupiters have been found from the microlensing method. C. No, only Mars-like planets have been found. D. Yes, hot Jupiters have been found from the radial velocity method. E. Yes, warm Jupiters have been found from the transit method.
One mole of an ideal gas has a temperature of 25°C. If the volume is held constant and the pressure is doubled, the final temperature (in °C) will be
A. 174 B. 596 C. 50 D. 323 E. 25
Doubling the momentum of
a. a particle doubles its relativistic total energy. b. a particle quadruples its relativistic total energy. c. a photon doubles its relativistic total energy. d. a photon quadruples its relativistic total energy.