A type of metamorphic rock that results from the heating and compression of coal:a
quartzite d. anthracite
b. marble e. slate
c. gneiss
D
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Refraction occurs because radiation speed varies with
A) moisture. B) density. C) sunlight. D) temperature.
When Hudson kicks a can, the speed given to the can is greater if the can is
A. light. B. heavy. C. heavy or light makes no difference. D. no way to say.
If an ice block 10 centimeters wide, 10 centimeters high, and 20 centimeters long melted, how much would it raise the water level in a tank that is 100 centimeters long by 40 centimeters wide?
A) Less than 0.1 centimeters
B) 0.1 to 1 centimeter
C) 1 to 2 centimeters
D) 2 to 4 centimeters
E) 4 to 10 centimeters
What kind of information can be determined about the ocean with the use of satellites?
A) The height of the sea surface B) The temperature of the sea surface C) The amount of plankton productivity D) All of these choices