Author Question: A skater can spin faster by pulling her arms closer to her body or spin slower by spreading her arms ... (Read 191 times)

pragya sharda · **on:** Jul 27, 2018

A skater can spin faster by pulling her arms closer to her body or spin slower by spreading her arms out from her body. This is due to

A) the law of gravity.
B) Newton's third law.
C) conservation of momentum.
D) conservation of angular momentum.
E) conservation of energy.

Question 2

The Sun's habitable zone

A) extends from some place a little beyond the orbit of Venus to some place near the orbit of Mars.
B) consists only of Earth, since Earth is the only planet known to be inhabited.
C) extends from the orbit of Earth to the orbit of Jupiter.
D) extends from just beyond the orbit of Mercury to just beyond Earth's orbit.