Is the following transformation representative of a physical change or a chemical change?
A. chemical change because the atoms are connected differently
B. physical change because of a change in phase
C. physical change because a new material has been formed
D. chemical change because of the formation of elements
Answer: A
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Which statement best describes debris flows?
a. they move by laminar, viscous flow b. they move by turbulent, viscous flow c. they move by turbulent, non-viscous flow d. they are laminar and move by a combination of plastic and viscous flow
How have natural resources been important in history? Provide an example of a situation in which
natural resources have altered the course of history. What will be an ideal response?
At what distance from the nearest plate boundary have the Andes formed?
A) 0-100 km B) 100-150 km C) 100-500 km D) 200-400 km
One of the effects of temperature on parent rocks during metamorphism is:
a) Development of layering (foliation) b) Making crystals grow larger c) Making minerals denser d) Making minerals orient themselvese e) Forming veins and mineral deposits