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Mathematics

Questions Question 1 What did each person in our class have for lunch yesterday? Question 2 What did each child in preschool have for lunch yesterday? Question 3 What did Maria have for lunch today? Question 4 What did each person in our class have for lunch today? None

Physics

a. An atom has a small, dense center called the nucleus. b.Inside the nucleus of an atom are protons and electrons. c.Protons are positively charged sub-atomic particles. d.Electrons are negatively charged sub-atomic particles. None

Mathematics

-510 degrees -210 degrees 150 degrees 210 degrees 570 degrees None

Mathematics

(Height 7 feet, A is 45 degrees, C is a right angle) A barn door has two parallel bars. A support AB runs across the diagonal between the two parallel bars. The angle made by the diagonal with the parallel bar on top is 45 degrees. The distance between the two parallel bars is 7 feet. What is the length of the support AB? None

Advanced Placement (AP)

Side 1: 11z2 − 4z + 2 Side 2: −2z + 3 + 12z2 Side 3: 3 − 3z + 13z2 The perimeter of the trapezoid is 5z3 + 40z2 + 7z − 15. Part A: What is the total length of sides 1, 2, and 3, of the trapezoid? Part B: What is the length of the fourth side of the trapezoid? Part C: Do the answers for Part A and Part B show that the polynomials are closed under addition and subtraction? Justify your answer. (3 points) None

English

a: a photo about your writing b: a peer review note about your writing c: an illustration depicting why your writing should be published d: a letter of introduction and explanation about why your writing should be published None