Star A has twice the parallax as Star B. Star A is
A)
twice as far as Star B.
B)
four times as far as Star B.
C)
eight times as far as Star B.
D)
half as far as Star B.
E)
one fourth as far as Star B.
Question 2
A particle trapped in a rigid box cannot have zero energy.
Indicate whether the statement is true or false