What is special about the lines in the Nazca Desert of Peru?
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There are more than 800 lines etched in the Nazca Desert of Peru. Some lines are aligned to places where bright stars rose at that time, or where the Sun rose at particular times of the year. There are also many figures of animals. The figures are so large that it is easiest to see the patterns from the air.
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What is the difference in meaning between the terms weather and climate?
A) Weather refers to local conditions, and climate refers to global conditions. B) Weather refers to short-term variations in conditions, and climate refers to the average of weather over many years. C) Weather refers to small storms, and climate refers to large storms. D) Weather refers to wind and rain, and climate refers to processes like convection. E) Weather refers to day-by-day changes in conditions, and climate refers to seasonal changes in weather.
For a body emitting blackbody radiation, the total power emitted is proportional to the 4th power of the body's absolute temperature: (T in kelvins) and the wavelength of the emitted EM radiation that has the highest intensity is inversely proportional to the body's absolute temperature according to: ( in meters, T in kelvins) Assume an object is emitting blackbody radiation. If the Kelvin
temperature of an object is doubled, the amount of radiant energy emitted each second is ____________ the original amount. a. 1/16th b. half c. the same as d. 2 times e. 16 times
The second period of the periodic table is composed of ______________ (how many?) elements
Fill in the blank(s) with correct word
Consider a step-up transformer (the output voltage is greater than the input voltage). What happens to the current in the output side compared to the input side?
What will be an ideal response?