Examine the figure and consider a rock under the conditions shown by the black dot labeled "Start here." Explain the different processes that may happen to the rock to cause it to melt. Be sure to refer to the figure with your explanation
What will be an ideal response?
Answer: First, you could increase the temperature past the partial melting zone to begin melting. Second, you could decrease the pressure until partial melting begins. Third, you could add water to the system, thus lowering the melting and pressure at which the rock would melt.
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Using the data in this table, calculate the number of half-lives that have passed for the granite (unit G on this table)?
A) 1
B) 2
C) 3
D) 4
E) 5
What is the cause of Jupiter's extremely high-energy radiation belts?
A) an enormous magnetic field that captures high energy particles B) the capture of a high number of metallic asteroids C) tidal forces due to the interaction between Jupiter and its moons D) the remnants of a massive collision between Jupiter and another large body
The multiple nuclei theory recognized that
A) cities grow. B) residential areas are racially segregated. C) cities develop around several nodes. D) urban sprawl has developed in cities.
Most of the world's glacial ice is located in:
a. Alaska. b. Iceland. c. Antarctica. d. Greenland. e. Russia.