1. A sprinter begins a race from a standstill, accelerating rapidly. Which option best describes the graph of the distance she has run versus time during this initial acceleration?
2. A hot soup is left on a table to cool. Its temperature decreases quickly at first, and then more slowly as it approaches room temperature. What does the temperature vs. time graph look like?
3. On a graph of a quantity versus time, a curve that becomes progressively ___ indicates that the rate of change is increasing.
4. A factory's total production increases over the day, but the rate of production slows down near closing time. Which graph represents the total items produced versus time?
5. A streaming plan's monthly cost, $c$, depends on the number of screens, $s$, allowed. In this relationship, the number of screens, $s$, is the ___ variable. (enter "independent" or "dependent")
6. The remaining battery percentage, $p$, of a smartphone is affected by the hours of video playback, $h$. Which variable is the dependent variable in this situation?
7. The total time, $T$, it takes to fill a swimming pool depends on the pool's volume, $V$, and the flow rate of the hose, $R$. The pool's volume, $V$, is an ___ variable. (enter "independent" or "dependent")
8. A chef notes the final temperature of a soup, $T$, depends on how many minutes it simmers, $m$. A student argues that $m$ is dependent because the chef chooses $m$ based on the target $T$. Which statement is true?
9. The resale value of a textbook, $v$, decreases based on its age in years, $y$. In this relationship, the resale value, $v$, is the ___ variable. (enter "independent" or "dependent")