Both Newton and Kepler considered forces on the planets. Kepler mistakenly hypothesized the direction of the forces to be

A) along their directions of travel.
B) perpendicular to their directions of travel.
C) toward the Sun.
D) none of the above


Answer: A

Physics & Space Science

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Energy Density: The energy density of an electromagnetic wave in free space is

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The L = 4 orbital number admits how many "orientations" of the orbital angular momentum vector?

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When you pay the electric company by the kilowatt-hour, what are you actually paying for?

a) energy b) power c) current d) voltage e) none of the above

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Essay? List the six steps you can follow to create a website design plan.

What will be an ideal response?

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