Spreading centers at the Mid-Atlantic Ridge spread at a faster rate than those at the East Pacific Rise
a. True
b. False
False
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The subdiscipline of geography that studies the geography of the past is called cultural geography
Indicate whether the statement is true or false.
Alvarez and others proposed a hypothesis that dinosaur extinction occurred because ________.
A. the climate changed as the Ice Age began B. they sickened and died because of a cross-species epidemic C. the continents were flooded with seawater and they drowned D. one or more asteroids impacted Earth, resulting in environmental change E. all their eggs were eaten by birds and mammals
The hydrosphere refers to the snow and ice that exist at Earth's surface
Indicate whether the statement is true or false
Substances that degrade the metals that make up storage tanks or equipment are called __________.
A. alkaline caustic agents B. toxics C. ignitables D. corrosives