Where did most immigrants who travelled along the Oregon Trail end up settling?
A) California
B) The Willamette Valley
C) The Columbia Plateau
D) Vancouver Island
B
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The main concern with a nuclear power plant is the danger of a __________ where heat builds up and causes an explosion, releasing dangerous radioactive compounds into the environment.
Fill in the blank(s) with the appropriate word(s).
Regarding urban heat islands, it is true that
A) scientists who study climate change have not taken into account the impact of urban areas on temperature readings of weather stations there. B) the highest temperatures are typically found on the edges of a city. C) the highest temperature increases relative to surrounding rural areas are found in cities with both large areas and large populations. D) soil typically has a greater heat storage capacity than most building materials.
Which of the following diseases is associated with xeroderma pigmentosa?
A) breast cancer B) liver cancer C) pancreatic cancer D) skin cancer
Brine water may result from
A) stagnation of water in a floodplain swamp. B) high evapotranspiration rates. C) heavy rainfall and low temperatures. D) the influx of river water into the ocean.