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  2. Academic grading in the United States - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_the...

    A-plusses, if given, are usually assigned a value of 4.0 (equivalent to an A) due to the common assumption that a 4.00 is the best possible grade-point average, although 4.33 is awarded at some institutions. In some places, .25 or .3 instead of .33 is added for a plus grade and subtracted for a minus grade.

  3. Texas Assessment of Knowledge and Skills - Wikipedia

    en.wikipedia.org/wiki/Texas_Assessment_of...

    The official logo of the TAKS test. Mainly based on the TAAS test's logo. The Texas Assessment of Knowledge and Skills (TAKS) was the fourth Texas state standardized test previously used in grade 3-8 and grade 9-11 to assess students' attainment of reading, writing, math, science, and social studies skills required under Texas education standards. [1]

  4. Texas Assessment of Academic Skills - Wikipedia

    en.wikipedia.org/wiki/Texas_Assessment_of...

    The TAAS, or Texas Assessment of Academic Skills, was the third standardized test used in Texas between 1991 and 2002, when it was replaced by the TAKS test from 2003 to 2013. [1] It was used from grades 3, 5, 7, 9, and 11. Passing the Grade 11 level was required for graduation, but many opportunities for retesting were available.

  5. Iowa Assessments - Wikipedia

    en.wikipedia.org/wiki/Iowa_assessments

    Test levels 5-8 are administered to students from kindergarten through second grade (K-2). School districts employ the series of tests in primary grades to gain information about classes and students for instructional planning, to supplement teacher observations regarding student abilities, and to establish a basis for subsequent annual ...

  6. Grain size - Wikipedia

    en.wikipedia.org/wiki/Grain_size

    Size ranges define limits of classes that are given names in the Wentworth scale (or Udden–Wentworth scale named after geologists Chester K. Wentworth and Johan A. Udden) used in the United States. The Krumbein phi (φ) scale, a modification of the Wentworth scale created by W. C. Krumbein [ 1 ] in 1934, is a logarithmic scale computed by the ...

  7. Cognitive Abilities Test - Wikipedia

    en.wikipedia.org/wiki/Cognitive_Abilities_Test

    The Cognitive Abilities Test Fourth Edition (CAT4) is an alternative set of cognitive tests used by many schools in the UK, Ireland, and internationally. [7] The tests were created by GL Education [8] to assess cognitive abilities and predict the future performance of a student. It consists of eight subtests: figure classification; figure ...

  8. 4-tert-Butylcatechol - Wikipedia

    en.wikipedia.org/wiki/4-tert-Butylcatechol

    4-tert-Butylcatechol (TBC) is an organic chemical compound which is a derivative of catechol. [1] TBC is available in the form of a solid crystal flake [ 2 ] and 85% solution in methanol [ 3 ] or water.

  9. Unified Soil Classification System - Wikipedia

    en.wikipedia.org/wiki/Unified_Soil...

    Sands. 50% or more of coarse fraction passes No.4 sieve Clean Sands. Less than 5% fines Cu ≥ 6 and 1 ≤ Cc ≤ 3 SW Well-graded sand Cu < 6 and/or Cc < 1 or Cc > 3 SP Poorly graded sand Sands with Fines. More than 12% fines Fines classify as ML or MH SM Silty sand Fines classify as CL or CH SC Clayey sand FINE-GRAINED SOILS. 50% or more ...