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

Physics & Space Science

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Natural processes tend to increase the __________ of thermodynamic systems

Fill in the blank(s) with correct word

Physics & Space Science

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

Physics & Space Science

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)

Physics & Space Science

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.

Physics & Space Science