In terms of the process of formation, which one of the following optical phenomena is unlike the other three?
A) halo B) solar pillar C) mirage D) sun dog
C
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Competitive downhill ski racers are subjected to severe wind chill, and so are average skiers and snowboarders, to a lesser degree. Assuming a downhill racer is going 80 kmph (50 mph), which is coasting on some runs, and the air temperature is-18°C (0°F), what is the wind chill the skier is feeling on any exposed skin?
What will be an ideal response?
Which statement about John Joly's salty ocean theory to calculate Earth's age is false?
A) John Joly's theory gives a more accurate estimate of Earth's age now that more accurate observational data is available. B) Joly believed that the ocean began as a salty body of water and that salt entered it from rock sources at a steady rate. C) Joly's method was less accurate than Kelvin's. D) Joly underestimated the amount of precipitated rock salt in the world.
Why do ocean currents not move in exactly the same direction as the wind?
What will be an ideal response?
What is an economic decision-making tool that involves determining who/what may be affected, projecting outcomes, and then establishing who benefits or who is harmed?
A. existence value B. monetary value C. discount value D. nonuse value E. cost benefit analysis