Multiple Choice
For the angular momentum of an object to be conserved (i.e., to not change) , the
A) speed of the object must not change.
B) object must not be acted on by an internal torque (caused, for example, by the muscles in a skater's arms) .
C) object must not be acted on by an outside torque.
D) size of the object must not change.
Correct Answer:
Verified
Correct Answer:
Verified
Q303: Which of these statements about Copernicus's system
Q304: According to Newton's laws, a force must
Q305: What is at the focus of Earth's
Q306: If a supernova was first seen in
Q307: An object orbiting the Sun in a
Q309: Suppose an asteroid is discovered with an
Q310: The phenomenon of parallax is the<br>A) change
Q311: The development of the scientific theory related
Q312: The concept called "Occam's razor" states that:<br>A)
Q313: If an astronomer finds an object at