Form 12: Positive vs Negative Rates of Change Exercise

Form 12: Positive vs Negative Rates of Change

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Form 12: Positive vs Negative Rates of Change

Distinguish between positive and negative rates of change in practical scenarios. Determine whether quantities increase or decrease over time from slopes.

Questions

  1. MultiChoice

    A quantity is increasing over time. What type of slope does its graph have?

  2. MultiChoice

    A quantity is decreasing over time. What type of slope does its graph have?

  3. MultiChoice

    A candle burns and its height decreases over time. What type of rate of change is this?

  4. MultiChoice

    A plant grows taller each day. What type of rate of change describes its height graph?

  5. MultiChoice

    How does a line with a positive slope look on a Cartesian plane?

  6. MultiChoice

    How does a line with a negative slope look on a Cartesian plane?

  7. MultiChoice

    Snow melts from a depth of 12 inches to 2 inches over 5 hours. What is the rate of change?

  8. MultiChoice

    A balloon is inflated, increasing its volume. Is the slope of volume vs time positive, negative, or zero?

  9. MultiChoice

    A phone battery drains from 100% to 20% during the day. Is the rate of change of battery percentage positive, negative, or zero?

  10. MultiChoice

    Find the slope of a line passing through (1, 10) and (4, 2).

  11. MultiChoice

    Find the slope of a line passing through (2, 5) and (5, 14).

  12. MultiChoice

    What tells you whether a rate of change is an increase or a decrease?