The process by which stars form helium atoms from hydrogen is ____
a. accretion
b. condensation
c. nuclear fusion
d. density stratification
e. compression
c
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What will be an ideal response?
In a large city experiencing urban blight, we would be surprised to find
A) a declining tax base. B) depreciating real estate. C) improving schools. D) increasing crime.
The type of structure shown in this figure is a
A. joint. B. strike-slip fault. C. dip-slip fault. D. normal fault. E. reverse fault.
Low and middle-income societies correctly point out that high-income countries have historically
A. been the primary contributors to greenhouse warming. B. been the primary contributors to reduced biodiversity. C. failed to put environmental protection ahead of corporate profits. D. legitimately lacked moral standing in addition to all the above.