You observe a spiral galaxy with a large central bulge and tightly wrapped arms. It would be classified an:
A) Sc.
B) Sb.
C) Sa.
D) SO.
E) E7.
C
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A) current. B) resistance. C) charge. D) voltage. E) none of the above
A 1.8 kg solid disk pulley of radius 0.11 m rotates about an axis through its center. (a) What is its moment of inertia? (b) Starting from rest, a torque of 0.22 m-N will produce what angular acceleration?
What will be an ideal response?
Three capacitors of capacitance 5.00 ?F, 10.0 ?F, and 50.0 ?F are connected in series across a 12.0-V potential difference (a battery)
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In addition to destroying the ozone layer, nitrous oxide from fertilizer contributes to global warming by emission of methane, a greenhouse gas
What constraints can there be on Earth's population if we assume that about half the current population is (mostly) vegetarian? How does vegetarianism affect Earth's carrying capacity?