Which of the following statements about Pluto is not true?
A) It has more in common with comets in the Kuiper belt than it does with the jovian planets.
B) It is orbited by at least three moons.
C) Its mass is less than 1% of Earth's mass.
D) It is the largest known object that is considered to be a dwarf planet.
D
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Comets were likely a major agent in bringing both water and organic molecules to the surface of the early Earth
Indicate whether the statement is true or false
A series LRC ac circuit has a peak voltage of 111 V and a peak current of 2.00 A. If the current lags the voltage by 35.0°, what is the average power of the circuit?
A) 91 W B) 182 W C) 78 W D) 156 W
Coffee is served at a restaurant before you are ready to drink it. To be hottest when you are ready to drink it, you should add cream
A) right away. B) at any time. C) when you are ready to drink the coffee.
A statue that is 2.3 cm tall is placed 15 cm in front of a convex mirror. The magnitude of the radius of curvature of the mirror is 18 cm
(a) Is the image real or virtual? (b) How far is the image from the mirror? (c) Is the image upright or inverted? (d) How tall is the image?