What causes magnetic stripes on the seafloor, such as those shown here?
A. Some volcanic rocks are formed in normal ways and others have pillows.
B. Volcanic rocks in oceanic crust are covered by a variable thickness of sediment.
C. Sometimes Earth's magnetic field points north and sometimes it points south.
D. Some oceanic crust consists of volcanic rocks and some is composed of sediment.
Answer: C
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Which of the following statements is true about the Louisiana Purchase of 1803?
A. was negotiated with a grateful Spain after the U.S. confronted France. B. was the last major acquisition of territory west of the Mississippi. C. included territories that covered all of what would become the southern states. D. brought the mouth of the Mississippi under U.S. control.
When the Sun is positioned slightly below the horizon, its direct rays cannot be seen at the surface, but diffuse radiation can illuminate the sky to create ________ conditions
Fill in the blank(s) with the appropriate word(s).
How do the authors of your text (Diversity Amid Globalization) define globalization?
A) the growing interconnectedness of people and places through converging processes of economic, political, and cultural change B) the spread of McDonald's throughout the world C) the trend toward international trade agreements among the countries of the world D) the pattern of increasing telephone and Internet connections around the world E) the growth of international and supranational organizations uniting the world's people
The horizontal distance between wave crest to crest is called the ________
A) wave frequency B) wave height C) wave period D) wave steepness E) wavelength