Vernier CBL Made Easy User Manual
Page 19

Collect Data
Step 4
CBL Made Easy!
15
9. When exactly 20 seconds have gone by (when the fifth data point appears on the calculator screen),
quickly move the temperature probe to the beaker containing hot water and continue data collection.
Do not stir the water or move the temperature probe during the remainder of the data collection
period.
10.
When data collection is complete, press
ENTER
to display a graph of temperature vs. time on the
calculator screen. Use
to examine the data points along the curve.
11.
View the calculator data lists and record your temperature data.
Press
ENTER
, then select NO when asked if you want to repeat the trial. Select
VIEW DATA
from the
MAIN MENU
(In the
PHYSICS
program, select
QUIT
).
TI-73, 82, 83, or 83 Plus Calculators:
To view the data lists, press
STAT
, then select
EDIT
. You can use the arrow keys to scroll through
the time data (L1) and the temperature data (L2). Record the temperature values in your Data Table
(round to the nearest 0.1°C).
TI-85 Calculators:
Press
STAT
, then select <
EDIT
> by pressing
F2
. Select < L1 > (time) as the xlist Name by
pressing
F3
ENTER
. Select < L2 > (temperature) as the ylist Name by pressing
F4
ENTER
.
The time values are now displayed on the calculator screen as x1–x50 and the temperature values
for Part II are stored as y1–y50. Press
to scroll through the data pairs.
TI-86 Calculators:
Press
2nd
[
STAT
], then select <
EDIT
> by pressing
F2
. Press
to scroll down through
the data lists L1 (time) and L2 (temperature).
TI-89, 92, or 92 Plus Calculators:
To view the data matrix, press
APPS
, select Data/Matrix Editor, then Current. Use the cursor pad to
scroll down through the data lists c1 (time) and c2 (temperature).
DATA TABLE
Time Temp
Time Temp
Time Temp
Time
Temp
(s)
(°C) (s)
(°C) (s)
(°C) (s)
(°C)
4 ______
32 ______
56 ______
80 ______
8 ______
36 ______
60 ______
84 ______
12 ______
40 ______
64 ______
88 ______
16 ______
44 ______
68 ______
92 ______
20 ______
48 ______
72 ______
96 ______
24 ______
52 ______
76 ______
100 ______
28
______
Now that you have collected data, would you like to print a graph? If so, go on to Step 5.