Question 25
Which of the following characterizes a planet?
Editorial review: assess all the stated criteria and whether one unique choice is valid.
Original choices:
A. must be big enough to be round or be spherical
B. must have sufficient gravity to spit out or suck up all the debris around it
C. must be in its own orbit around the Sun
D. must have at least one satellite or moon
E. all of the above
Editorial review: assess all the stated criteria and whether one unique choice is valid.
Original choices:
A. must be big enough to be round or be spherical
B. must have sufficient gravity to spit out or suck up all the debris around it
C. must be in its own orbit around the Sun
D. must have at least one satellite or moon
E. all of the above