Why does a star's color corresponds to its temperature?
A) Higher temperature means more energetic light, which is seen as higher frequencies.
B) because of the light shifts that take place when star light interacts with the Earth's atmosphere
C) because the core temperature averages with the surface temperature to create an overall color
D) because the ultraviolet output of a star directly modifies the visible light spectrum the star is emitting
A
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Which type of geography deals with the world as it is and with the world as it might be made to be?
A. cultural geography B. physical geography C. human geography D. systematic geography
On earthquake distribution maps, the boundaries of the Earth's tectonic plates are shown as zones of high seismic activity.
a. true b. false
It is safer to be on the open ocean than in the harbor when a tsunami arrives
Indicate whether the statement is true or false
Fifty years ago, the Philippines was the most highly developed Southeast Asian country and was considered to have a very bright economic future. However, by the 1980s and 1990s the Philippines' economy took a sharp downturn
Explain the factors that contributed to this nation's economic change.