The strongest of evidence that supports the giant impact model for the formation of the Moon is that the
A) Moon has no global magnetic field
B) Moon is larger compared to the Earth than other moons
C) overall composition of Moon rocks returned from the Apollo program is similar in composition to rocks found on the surface of the Earth
D) overall composition of Moon rocks returned from the Apollo program is similar to the composition of Earth's mantle material, except for the lack of volatile elements
D
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Two moles of nitrogen gas are contained in an enclosed cylinder with a movable piston. If the gas temperature is 250 K, and the pressure is 1.10 × 10^6 N/m2, what is the volume? (R = 8.31 J/mol/K)
a. 1.89 × 10^?3 m3 b. 3.78 × 10^?3 m3 c. 4.72 × 10^?3 m3 d. 7.55 × 10^?3 m3 e. 2.83 × 10^?3 m3
The rectangular coordinates of a point are (5.00, y) and the polar coordinates of this point are (r, 67.4°). What is the value of the polar coordinate r in this case?
a. 1.92 b. 4.62 c. 12.0 d. 13.0 e. More information is needed.
In beta-minus decay, which neutrino is emitted?
A. the electron neutrino B. the electron antineutrino C. the muon neutrino D. the muon antineutrino E. the tau neutrino
The concentric fringes, formed when a curved lens is placed on an optical flat, are called
A) Galileo circles. B) Newton's rings. C) Young's rings. D) Faraday's circles. E) Maxwell circles.