What is the meaning of celestial navigation?

What is the meaning of celestial navigation? Celestial navigation, use of the observed positions of celestial bodies to determine a navigator’s position. At any moment some celestial body is at the zenith of any particular location on the Earth’s surface. How did early explorers navigate? The earliest navigation methods involved observing landmarks or watching the […]

Is exercise as effective as antidepressant?

Is exercise as effective as antidepressant? Exercise is as effective as antidepressants in some cases. Research shows that exercise is also an effective treatment. “For some people it works as well as antidepressants, although exercise alone isn’t enough for someone with severe depression,” says Dr. Is there a correlation between fitness and depression? But recently, […]

When does a human child become self aware?

When does a human child become self aware? Reflective self-awareness emerges between 15 and 18 months of age when children begin to match their own facial and/or body movements with the image of themselves in a mirror, exhibiting mirror self-recognition (see Loveland, 1986, Mitchell, 1993, Rochat, 1995b for alternative interpretations). What is self-awareness in early […]

What is the process of using existing classified information to create a new document?

What is the process of using existing classified information to create a new document? Derivative classification is different. It is the process of using existing classified information to create new documents or material, and marking the newly-developed document or material consistent with the classification markings that apply to the source information. When derivatively classifying information […]

What is Nonexperimental research?

What is Nonexperimental research? Nonexperimental research is research that lacks the manipulation of an independent variable, random assignment of participants to conditions or orders of conditions, or both. What is an example of non-experimental research? For example, a researcher might start an antibullying program (a kind of treatment) at one school and compare the incidence […]

What is a rain shadow area?

What is a rain shadow area? A rain shadow describes the dry area on one side of a mountain or mountain range where less rain falls. This side of the mountain or mountain range is called the leeward side, while the side which has greater rainfall is called the windward side. Why does it rain […]

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