Aline and Charlie are arguing as to whether or not it is possible in principle for an elevator to have an acceleration of magnitude greater than
. In the course of their discussion they come up with the statements below. Which one is correct?
A.
reaches , the elevator is in free fall.B.
is not possible.C.
when the cable breaks.D.
if the motor is strong enough.E.
Answer: D
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Fill in the blank(s) with the appropriate word(s).
The discovery of hot Jupiters led scientists to reconsider the nebuar theory. Which of the following best explains why the nebular theory(as it stood before the discoveries of extrasolar planets) had not predicted the existence of hot Jupiters?
What will be an ideal response?
A vector starts at coordinate (3.0, 4.0) and ends at coordinate (?2.0, 16.0). What are the magnitude and direction of this vector?
What will be an ideal response?
Primordial lead contains the isotope lead-______________, whereas radiogenic lead does not
Fill in the blank(s) with correct word