Terrestrial planets grew slowly and the Jovian planets grew quickly

a. True
b. False
Indicate whether the statement is true or false


True

Physics & Space Science

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One mole of an ideal gas freely expands from 1.00 liter to 2.00 liters. The change in entropy in the expansion is

A. 5.80 J/K B. 8.50 J/K C. 16.3 J/K D. 18.7 J/K

Physics & Space Science

Surface tension of liquids

A) increases when wetting agents are added. B) decreases as the liquid temperature increases. C) is about the same for all liquids. D) results from a thin molecular membrane beneath the liquid surface. E) keeps steel ships afloat.

Physics & Space Science

If Earth had twice its present mass but it orbited at the same distance from the sun as it does now, its orbital period would be

A) 4 years. B) 3 years. C) 2 years. D) 1 year. E) 6 months.

Physics & Space Science

The planet with the largest number of moons is

a. Jupiter. b. Saturn. c. Uranus. d. Neptune.

Physics & Space Science