Power is the
A. Amount of work done when a force of one newton is exerted over one meter
B. Rate of energy delivery (work done per second)
C. Amount of energy available
D. Capacity to do work (force over distance)
E. Combination of the rate of energy delivery, amount of energy available, and the capacity to do work
Answer: B
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A composite volcano is formed by
A. a mixture of rock and lava. B. alternating layers of lava, ash, and mud flow debris. C. the accumulation of ash, cinders, and rock debris. D. successive flows of fluid basaltic lava.
The Supreme Court and lower courts are important for environmental policy because ________
A) they allow corporations in the United States to disregard the environmental laws of other countries B) they regulate administrative agencies at various levels of government C) their purpose is to assist corporations to negotiate with the legislative branch D) the courts mandate that environmental law preempt all other federal laws E) they preside over lawsuits filed by grassroots and other nongovernmental organizations to correct environmental damage
The Happy Planet Index assesses nations in various regions of the world for "sustainable well-being" by measuring the happy life years of citizens and the ecological footprint made by their resource consumption.
Find the nation on the graph whose citizens experience about 43 happy life years and have an ecological footprint of over 6 hectares per capita. Which region is this nation found in? - Middle East - Western world - Latin America - East Asia
The most common minerals in the crust are
A. sulfates. B. carbonates. C. silicates. D. sulfides.