Functional Relationships: Practice Quiz

Ten questions pulled at random. Regenerate any time for a fresh set.

1. 1. (1,2) (2,4) (3,8) (4,16) shows:

   ParabolaDirectInverseExponential

2. 2. (1,1) (2,4) (3,9) shows:

   ExponentialLogarithmicInverseParabola

3. 3. A curve that starts slow then climbs steeply is:

   ExponentialDirectInverseLogarithmic

4. 4. y = m/x² describes:

   DirectInverse squareQuadraticInverse

5. 5. If x triples and y becomes nine times larger, the relationship is:

   Inverse squareLogarithmicDirectQuadratic (power)

6. 6. If doubling x cuts y in half, the relationship is:

   Inverse squareInverseDirectExponential

7. 7. In PV = nRT at fixed n and T, pressure and volume are:

   Directly proportionalUnrelatedExponentialInversely proportional

8. 8. In A = abc, absorbance and concentration are:

   Directly proportionalInversely proportionalExponentialLogarithmic

9. 9. rate = k[A]² is which kind of function?

   LogarithmicQuadratic (power)LinearInverse

10. 10. (1,1) (2,1/4) (3,1/9) shows:

    LogarithmicInverse squareDirectInverse