Magenta light is a mixture of
A. red and yellow light.
B. red and cyan light.
C. red and blue light.
D. yellow and green light.
Answer: C
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By the end of this century, polar bears might be found only in ___________
Fill in the blanks with correct word
Provide one explanation of the formation of the cluster of small lakes about 1 mile (1.6 km) northeast of La Grange (near the southern margin of the map).
The question is based on Map T-11, the “Whitewater, Wisconsin” quadrangle (scale 1:62,500; contour interval 20 feet; dotted lines represent 10-foot contours), and Map T-27b, a shaded-relief map showing a portion of this area in greater detail. The irregular high ground of “Kettle Moraine State Forest,” running diagonally from the lower left to the right center of the map, is a terminal moraine left by a Pleistocene ice sheet 142°51'34"N, 88°35'59"W). The region northwest of the terminal moraine was once covered by the ice. The region in the southeast corner of the map is the edge of the glacial outwash plain. What will be an ideal response?
Perpetual motion machines without an additional energy input cannot exist because
A) energy cannot be created or destroyed. B) in any energy conversion, some energy is lost. C) energy cannot be converted from one form to another. D) kinetic energy requires an input of light energy.
What geologic process triggered the Permian Extinction? Where did the trigger occur?
What will be an ideal response?