The ancient Greeks noted that the planets
A) kept step with the stars.
B) were a reddish color.
C) wandered around among the stars.
D) moved in ellipses around the sun.
E) Nonsense--the Greeks didn't know anything about the planets.
C
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____ is a set of rules that describes how atoms and subatomic particles behave
a. Kirchhoff's law b. Black body radiation law c. The Coulomb force d. Quantum mechanics e. The binding energy
A car can move at constant speed on a level curve on a highway as long as the force of ________ between the pavement and tires is sufficient to provide the necessary centripetal force.
Fill in the blank(s) with the appropriate word(s).
If all fluid flow within a volume of fluid can be traced as streamlines, the fluid flow is
A) turbulent flow. B) incompressible flow. C) nonviscous flow. D) laminar flow. E) irrotational flow.
Relate black holes in the early galaxies to quasars
What will be an ideal response?