While ________ gas is the main atmospheric component of both Mars and Venus, its density means it plays a far larger role in heating Venus
Fill in the blank(s) with correct word
carbon dioxide
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A cylinder with its mass concentrated toward the center has a moment of inertia of 0.2MR2 . If this cylinder is rolling without slipping along a level surface with a linear speed v, what is the ratio of its rotational kinetic energy to its linear kinetic energy?
a. 1/l0 c. 1/2 b. 1/5 d. 1/1
Alan Guth is best known for
Sort the following hypothetical discoveries into the appropriate bins as follows:
Consistent with theory: The statement describes a discovery that we could reasonably expect to find if the nebular theory is correct.
Not consistent with theory: The statement describes a discovery that would force us to modify or discard the nebular theory.
Doubling both charges changes the potential energy for a pair of point charges by a factor of
A. 2. B. 4. C. 1?2. D. 1?4. E. 1 (no change).