What are the elements in the "A" columns of the period table called?
A) main group elements
B) inner transition elements
C) metalloids
D) transition elements
A
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A considerable variation in seismic wave velocity in the crust occurs because
A) there are different types of rocks in the crust. B) waves move slower the deeper they travel. C) waves move faster the deeper they travel. D) oceans, caves, karst regions, and underground waterways inhibit wave movement.
Soils that are a result of intense weathering and are typically found in the tropics are
____________________. Fill in the blank(s) with the appropriate word(s).
Cardiovascular disease is strongly related to which of these dietary factors?
A. Protein imbalances B. Vitamin deficiencies C. High salt and fat intake D. Excessive calorie consumption E. A lack of cruciferous vegetables
Explain why a spring tide occurs every two weeks
What will be an ideal response?