The mercury thermometer operates on the principle of
A. energy emission from a surface.
B. thermoelectric principles.
C. liquid expansion and contraction.
Answer: C
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How did the sea cave in this feature form?
A. a rapid drop in sea level B. erosion of a promontory by waves C. erosion by blowing beach sand D. removal of rocks by giant lobsters
The development of jaws increased the diversity of foods that fish could consume, allowing them
to diversify into new habitats. Indicate whether the statement is true or false.
Which of the following is the most often recycled plastic?
a. PET b. HDPE c. PVC d. LDPE e. Styrofoam
Palestinians include all but which of the following groups?
A) residents of refugee camps surrounding Israel B) residents of territories occupied by Israel C) citizens of other states calling themselves Palestinians D) Jewish citizens of Israel E) Muslim citizens of Israel