Examlex
20 randomly selected statistics students were given 15 multiple-choice questions and 15 open-ended questions - all on the same material. The professor was interested in determining which type of questions the students scored higher. This experiment is an example of
Chemical
A substance produced by or used in a chemical process, consisting of atoms and molecules, and characterized by specific properties and compositions.
Physical
Pertaining to the body or the laws of nature, often used to refer to the material aspects of things as opposed to the mental or spiritual aspects.
Identified Resources
Resources whose location, quality, and quantity are known and can be recovered with current technology and economic conditions.
Nonrenewable Mineral
A mineral resource that cannot be replenished within a human timescale, such as fossil fuels or certain metals.
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