In a moment of dozing while driving in a car at 50 km/h, you bump into a car ahead traveling at 48 km/h in the same direction. The speed of impact is
A. zero.
B. 48 km/h.
C. 50 km/h.
D. 2 km/h.
E. 98 km/h.
Answer: D
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What did Foucault mean by the term power-knowledge?
a) The structures of power shape both what we take to be knowledge and what knowledge we seek out. b) Science and technology are situated outside of the hierarchies of human institutions. c) Humans and technology act on the other. d) All of the above.
Scatterometers:
A) are scattered through a hurricane by an aircraft flying overhead. B) send out signals that bounce off of the debris being lifted by the winds in a hurricane. C) estimate wind speeds based on how radiation is scattered from the surface of the ocean. D) are a type of radar that is mounted to ships that sail the perimeter of hurricanes.
What is the composition of Earth's crust?
A) oceanic: basalt and gabbro; continental: felsic and mafic rocks B) oceanic: basalt; continental: felsic C) oceanic: felsic and mafic rocks; continental: mafic rocks D) oceanic: mafic rocks with some gabbro; continental: felsic rocks with some basalt
Most igneous rocks are classified by:
a. texture. b. composition. c. size. d. texture and composition. e. composition and size.