How does mineral size relate to cooling rate?
- Small minerals, slow cooling
- Large minerals, slow cooling
- Large minerals, fast cooling
Large minerals, slow cooling
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The chemical formula KAlS3O8 means that the mineral orthoclase is composed of one atom of K and
one of Al for every ____________________ of Si and ____________________ of O. Fill in the blank(s) with the appropriate word(s).
Which of the following statements regarding a nucleon is true?
A. Some of the mass of a nucleon can be converted into energy by breaking certain nuclei. B. The mass of a nucleon depends on which nucleus it is in. C. Attraction between nucleons changes their mass. D. both A and C E. all of the above
Which one of the following regarding the San Andreas Fault in California is true?
a.) a sliver of continent west of the fault is moving northward with the Pacific plate b.) the North American plate is slowly moving northward with respect to the continental fragment west of the fault c.) a sliver of land west of the fault is sinking under the North American plate d.) continental crust east of the fault is moving east with the North American plate
Changes in the sun angle above the horizon were first used to prove that Earth was spherical and also estimate its size about 200 years ago
Indicate whether the statement is true or false