It is expected that planets around high-mass main-sequence stars would be good places to search for extraterrestrial life
a. True
b. False
Indicate whether the statement is true or false
False
You might also like to view...
During the time that a planet is in its period of apparent retrograde motion
A) The planet moves backwards (clockwise as viewed from above Earth's north pole) in its orbit of the Sun. B) The planet appears to rise in the west and set in the east, rather than the usual rising in the east and setting in the west. C) Over many days or weeks, the planet moves westward relative to the stars, rather than the usual eastward relative to the stars. D) The planet is getting closer to the Sun in its orbit.
we consider the system to be the ball and the earth?
A. The ball’s gravitational interaction with the earth B. The ball’s contact interaction with the string C. Both interactions D. Neither interaction
An ideal monatomic gas undergoes a reversible expansion to 1.5 times its original volume. In which of these processes does the gas perform the most work?
A) at constant pressure B) if the pressure increases in proportion to the volume C) if the pressure decreases in proportion to the volume D) at constant temperature E) adiabatically
During the red giant phase, a star's mass ________
Fill in the blank(s) with correct word