Which of the following is/are true?
A. Clay minerals make for very stable slopes because they bake and harden in the sun.
B. Natural slopes, once formed, remain stable unless disturbed by human activities.
C. An unstable slope can be stabilized by removing material to reduce the slope angle.
D. All of the choices are correct.
Answer: C
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The mass number of an element is
A. the sum of the isotopes. B. the sum of the electrons and the neutrons. C. the sum of the protons and the neutrons. D. the number of protons. E. the sum of the electrons and the protons.
The leader who conducted a nonviolent campaign for Indian independence in the 1900s was
A. Buddha B. Mahatma Gandhi C. Jawaharlal Nehru D. Mujahideen
When representing wind direction numerically, winds from the north are associated with:
A) 235 degrees. B) 90 degrees. C) 0 degrees. D) 180 degrees.
Industrial ecologists ________
A) urge an emphasis on internal manufacturing costs rather than external costs B) advocate taxes on green industries C) primarily analyze industrial inputs D) redesign industrial systems to maximize physical and economic efficiency E) favor an economy that moves linearly rather than circularly