What is proportionality?, Fixed sum, Same rate, Random change, Unequal parts, In a proportional relationship, quantities change at the same what?, Shape, Color, Rate, Size, Which type means both variables increase together?, Inverse proportion, No relation, Negative relation, Direct proportion, Which type means one quantity increases while the other decreases?, Inverse proportion, Direct proportion, Linear growth, Equal proportion, Which equation shows direct proportionality?, y = k/x, y = x + k, y = kx, y = x - k, How do you find the constant of proportionality in direct proportion?, x + y, y/x, x/y, x - y, What does k represent in y = kx?, Independent variable, Graph point, Dependent variable, Constant rate, In y = kx, which variable is dependent?, y, k, x, Both, In y = kx, which variable is independent?, None, y, k, x, A direct proportion graph passes through which point?, Vertex, (0,1), Origin, (1,1), Which is a sign of direct proportionality?, Equal sums, Equal ratios, Equal differences, Curved graph, Which is a sign of inverse proportionality?, Constant product, Straight line, Equal ratios, Fixed difference, For inverse proportion, k is found by using:, x + y, y/x, xy, x/y, If activity credits are 2 for every activity, what is k?, 3, 2, 1, 4, If 3 activities earn 6 credits, the ratio y/x is:, 9, 3, 6, 2, What kind of relationship is activity completed and activity credit?, Direct proportion, No relation, Quadratic relation, Inverse proportion, If y = 15 and x = 5, then k equals:, 3, 10, 20, 5, Students earn 2 research credits per study. For 5 studies, credits are:, 15, 8, 10, 12, If a graph passes through the origin and has equal ratios, it is:, Inverse proportion, Direct proportion, No pattern, Mixed relation, The graph of inverse proportion is usually a:, Line, Curve, Bar, Ray, Does an inverse proportion graph pass through the origin?, No, Only sometimes, Always, Yes, If x increases and y decreases with constant product, the relationship is:, Parallel relation, Equal relation, Inverse proportion, Direct proportion, Which representation can illustrate proportional relationships?, Equations, Tables, Graphs, All three, Why is proportionality useful in psychology?, Build roads, Cook meals, Paint walls, Analyze data, Understanding proportionality helps students analyze:, Songs, Graphs, Poems, Maps only

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