Reaction Time Lab Instructions and Chapter 2 Review Answers

Reaction Time Lab. 

Measure your reaction time without a timer!

1. Make a prediction of your reaction time
2. Write your procedure (drawing helps)
3. Take data (neat, labeled data table).  At least 10 trials per person
4. Calculate average reaction time (show work)
5. Calculate the uncertainty of the reaction time (high-low divided by 2)
6. Turn in!  (due by Tuesday)

Answers to Chapter 2 Review.  e-mail me if you have any questions!

1.  0.080 km

2.  70. km/hr

3.  111 m

4.   0

5.  89.3 m

6.  -15.2 m/s (or simply 15.2 m/s since I said "speed")

7.  60.1 m

8. and 9. to be discussed in class