The lift on an airplane wing is an application of
A) Bernoulli's principle.
B) Pascal's principle.
C) Archimedes' principle.
D) Poiseuille's equation.
E) Torricelli's equation.
A
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Astronomers expect that due to friction and collisions, the particles in Jupiter's ring are slowing down and will eventually spiral into the planet.
Answer the following statement true (T) or false (F)
The Cassini division seen in Saturn's rings is the result of a gravitational interaction from one of its moons on Saturn's rings.
Answer the following statement true (T) or false (F)
Which of the following most likely explains why Venus does not have a global magnetic field like Earth?
A) It does not have a metallic core. B) It has too thick of an atmosphere. C) Unlike Earth, Venus does not have a liquid outer core. D) Its rotation is too slow.
The faintest star visible to the naked eye has an apparent magnitude of about
A) 6. B) -1. C) 1. D) 0. E) 10.