When a contracting hot ball of stellar gas spins into a disk shape,it cools faster due to
A) increased convection currents.
B) increased radiation transfer.
C) decreased insulation.
D) increased surface area to volume.
E) eddy currents.
Correct Answer:
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Q2: The Sun tends to bloat outward by
Q3: About how deep is the photosphere?
A)300 meters
B)500
Q4: The Sun
A)rotates in the same direction as
Q5: In what region of the Sun is
Q6: Nebular theory pertains to the formation of
A)the
Q7: Distinguish between a star and a planet.Which
Q8: The ecliptic
A)occurs during a solar or lunar
Q9: A spinning cloud of interstellar gas tends
Q10: The solar system consists mostly of
A)the Sun.
B)the
Q11: What aspect of the Sun's behavior wraps
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