What is the largest satellite (moon) in the Solar System?
A. Saturn's moon, Titan
B. Neptune's moon, Triton
C. Jupiter's moon, Ganymede
D. Earth's moon
Answer: C
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The apparent magnitude of a star tells us how bright the star would appear if placed at a distance of 10 pc from the Sun.
Answer the following statement true (T) or false (F)
Natural processes tend to increase the __________ of thermodynamic systems
Fill in the blank(s) with correct word
A uniform rod is 3.0 m long. The rod is pivoted about a horizontal, frictionless pin through one end. The rod is released from rest at an angle of 27° above the horizontal. What is the angular speed of the rod as it passes through the horizontal position?
a. 3.0 rad/s b. 2.8 rad/s c. 2.1 rad/s d. 2.5 rad/s e. 3.4 rad/s
In general, precession results when
A) torque acts on a body with zero angular momentum. B) the direction of torque acting on an object is parallel to the direction of angular momentum of the body. C) there is no torque acting on a body. D) the direction of torque acting on an object has a component perpendicular to the direction of angular momentum of the body. E) the direction of torque acting on an object is opposite to the direction of angular momentum of the body.