The planet Neptune was discovered by perturbations of
A) Uranus.
B) its moons.
C) Pluto.
D) none of the above
Answer: A
You might also like to view...
A capacitor C is connected in series with a resistor R across a battery and an open switch. If a second capacitor of capacitance 2C is connected in series with the first one, the time constant of the new RC circuit will be
A) smaller than before. B) larger than before. C) the same as before. D) variable.
Five moles of an ideal gas expands isothermally at 100°C to five times its initial volume. Find the heat flow into the system
a. 2.5 × 10^4 J b. 1.1 × 10^4 J c. 6.7 × 10^3 J d. 2.9 × 10^3 J e. 7.0 × 10^2 J
Most of the mass in the Milky Way Galaxy is located
A) in the gas and dust. B) in the halo (above/below the disk). C) in the central bulge of the galaxy. D) within the disk. E) in the stars in the spiral arms.