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  2. Serum-separating tube - Wikipedia

    en.wikipedia.org/wiki/Serum-separating_tube

    The gel in SST II tubes (which appears slightly less opaque) is supposed [weasel words] to have less effect on drug levels in serum. [ citation needed ] Blood samples should be allowed time to form a clot at room temperature for 30–60 min. [ 6 ]

  3. Standard solution - Wikipedia

    en.wikipedia.org/wiki/Standard_solution

    Standard solutions are generally prepared by dissolving a solute of known mass into a solvent to a precise volume, or by diluting a solution of known concentration with more solvent. [1] A standard solution ideally has a high degree of purity and is stable enough that the concentration can be accurately measured after a long shelf time. [2]

  4. Inquiry-based learning - Wikipedia

    en.wikipedia.org/wiki/Inquiry-based_learning

    Inquiry-based learning (also spelled as enquiry-based learning in British English) [a] is a form of active learning that starts by posing questions, problems or scenarios. It contrasts with traditional education, which generally relies on the teacher presenting facts and their knowledge about the subject.

  5. Standard Model - Wikipedia

    en.wikipedia.org/wiki/Standard_Model

    The development of the Standard Model was driven by theoretical and experimental particle physicists alike. The Standard Model is a paradigm of a quantum field theory for theorists, exhibiting a wide range of phenomena, including spontaneous symmetry breaking, anomalies, and non-perturbative behavior.

  6. Exam - Wikipedia

    en.wikipedia.org/wiki/Exam

    This is an accepted version of this page This is the latest accepted revision, reviewed on 13 January 2025. Educational assessment For other uses, see Exam (disambiguation) and Examination (disambiguation). Cambodian students taking an exam in order to apply for the Don Bosco Technical School of Sihanoukville in 2008 American students in a computer fundamentals class taking an online test in ...

  7. NP-completeness - Wikipedia

    en.wikipedia.org/wiki/NP-completeness

    When the answer is "yes", this can be demonstrated through the existence of a short (polynomial length) solution. The correctness of each solution can be verified quickly (namely, in polynomial time) and a brute-force search algorithm can find a solution by trying all possible solutions.

  8. Standardized test - Wikipedia

    en.wikipedia.org/wiki/Standardized_test

    Each student is given the same questions, and their answers are scored in the same way. The teacher gives different questions to different students: an easy test for poor students, another test for most students, and a difficult test for the best students. Music Audition: All musicians play the same piece of music.

  9. Project-based learning - Wikipedia

    en.wikipedia.org/wiki/Project-based_learning

    Students learn about a subject by working for an extended period of time to investigate and respond to a complex question, challenge, or problem. [2] It is a style of active learning and inquiry-based learning. Project-based learning contrasts with paper-based, rote memorization, or teacher-led instruction that presents established facts or ...