Hiker Lab-Coordinate Algebra

Name:______Period:______Date:______Hiker Lab-Coordinate Algebra  Connect your CBR to your graphing calculator using the black link cord. BE CAREFUL not to bend the ends!  Plug the motion detector into the Sonic port of the CBR. (on left side)  Press the APPS button on your calculator, and choose the CBL/CBR option. Press the enter button and then choose the DATA LOGGER option.  Choose the Sonic probe. Collect 10 samples at a 0.5 second interval. Choose feet for units, plot in real time, and leave the directions on. Highlight GO and press enter.  Indicate that you are using a CBR.  Follow the directions on the screen to collect your data.

Try to match the following graphs using your CBR and motion detector. Describe what your motion SHOULD be for each graph before you try it! For example, what direction did you walk? How fast? For how long?

A Description of motion: ______

Did your movement match the graph? ______Why or why not? ______

B Description of motion: ______Did your movement match the graph? ______Why or why not? ______C Description of motion: ______

Did your movement match the graph? ______Why or why not? ______D Description of motion: ______

E Description of motion: ______

Did your movement match the graph? ______Why or why not? ______CHALLENGE:

Description of Motion______

Why is matching this graph difficult? ______

Do any of these graphs represent functions? ______If so which ones? ______Explain: ______Group Member Names: ______

Draw a graph for another group to try to match. Make sure that your graph includes all required components!

Write a story to go along with your graph. The other group will only use this story to try and recreate your graph so be VERY specific. Remember to follow the fundamental five when writing.

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