- When being approached by a predator, a skunk has a short reaction time before it sprays.
- The goalie had to have a quickreaction time to stop the ball from reaching the net.
- When the two chemicals are mixed they have a short reaction time before they reach equilibrium.
- Mary was very sleepy so she had a delayedreaction timewhen the phone rang.
- His skill at the video game demonstrated his rapid reaction time.