Sunspots are huge magnetic storms on the Sun that show up as warmer regions on the Sun’s surface
a. True
b. False
ANSWER: False
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During an El Nino year, if the weather is warm and wet along the coasts of Peru and Ecuador, Indonesia and neighboring islands are likely to experience
A. Much lower rainfall. B. Heavier rainfall. C. Typhoons and earthquakes D. Average rainfall.
Russia's Silicon Valley, like the American Silicon Valley, is focused on:
A) high tech industry, research, and design B) training doctors C) call centers D) food processing
Which of the following has the highest melting point?
A) decane B) hexane C) octane D) nonane
Hydropower ________
A) delivers electricity without environmental downsides B) potential can be impacted by global climate change C) has dammed only a small fraction of the world's rivers D) dams are best sited on deep, narrow canyons E) has a future in "small hydro" facilities