Why do chemical sedimentary rocks not contain silicates?
A) Silicates are too heavy.
B) Silicates do not dissolve as easily as these other more strongly ionic compounds.
C) Silicates are not abundant enough.
D) Silicates melt too easily.
Answer: B
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Explain why the statement "warm air can hold more water vapour molecules" is misleading and commonly misinterpreted. Suggest a better way to explain this concept.
What will be an ideal response?
Lava flows constitute the most severe type of hazard at which of the following volcanoes?
a. Mount St. Helens b. Kilauea c. Mt. Pinatubo d. Mt. Pelée
Which of the following layers of Earth is liquid and is responsible for producing Earth's magnetic field?
A) asthenosphere B) inner core C) lower mantle D) outer core E) Mohorovi?i? discontinuity
This diagram features a
A) cyclone, southern hemisphere.
B) cyclone, northern hemisphere.
C) anticyclone, northern hemisphere.
D) anticyclone, southern hemisphere.