The rock that has undergone the greatest extent of metamorphic change is
A) gneiss.
B) slate.
C) shale.
D) schist.
Answer: A
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A. ?Uth is greater if the Frisbee is spinning. B. ?Uth is the same in both cases. C. ?Uth is greater if the Frisbee is not spinning. D. One needs more information to tell.
Power: A certain battery charger uses 12 W of power. At 6.0 cents per kilowatt-hour, how much does it cost to charge batteries for a full day?
A. 28¢ B. 1.4¢ C. 75¢ D. 1.7¢ E. 2.3¢
A positive point charge q is placed off center inside an uncharged metal sphere insulated from the ground as shown. Where is the induced charge density greatest in magnitude and what is its sign?
?
?
A. A; negative B. A; positive C. B; negative D. B; positive E. C; negative
A satellite orbits the Earth once every 6.0 hours in a circle. What is the radius of the orbit if it is a 2000. Kg satellite?
What will be an ideal response?