题目内容

Would you expect all the crystals in an intrusive igneous rock to be the same size?

A. Yes, you would.
B. No, you wouldn't.

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According to the periodicity and activity, volcanoes can be classified into:

Active Volcano
B. Dormant Volcano
Composite volcano
D. Extinct Volcano

All plant and animal life on our planet Earth belongs to:

A. Geosphere
B. Hydrosphere
C. Biosphere
D. Atmosphere

The physical, chemical, and biologic laws that operate today have operated throughout the geologic past. This statement describes the:

A. Uniformitarianism
B. Catastrophism

Geological events like earthquakes, volcanoes eruption belongs to:

A. Uniformitarianism
B. Catastrophism