Doors

Name: Devin Kelly Date: 9/8/14
Graded Assignment
Lab Report
Answer the questions. When you are finished, submit this assignment to your teacher by the due date for full credit.
Note: As this is the first lab, you will have an opportunity to revise and resubmit the assignment for a higher grade in the Drop and Bounce Revisited lab.
(3 points)
Score

1. Write the goal of the lab or the question you tried to answer.
Answer: How high each ball bounced

(3 points)
Score

2. Which observations, experience, or lesson material helped you form your hypotheses?
Answer: The material of each ball

(3 points)
Score

3. Predict how your graph will show a relationship between drop and bounce. Refer to the sample graphs in the Graph Interpretation Guide to help you.
Answer:
Type of ball golf ball
Hypothesis I think it will bounce 30 cm
Type of ball plastic ball
Hypothesis 10 cm
Type of ball rubber ball
Hypothesis 60cm
Type of ball clay ball
Hypothesis 0cm (6 points)
Score

4. Use the data from your experiment to complete this data table.
Answer:
Type of ball Drop height (cm) Bounce height (cm) golf ball 0 0 20 13 40 26 60 41 80 53 100 65 plastic ball 0 0 20 12 40 21 60 33 80 42 100 54 rubber ball 0 0 20 14 40 26 60 39 80 50 100 63 clay ball 0 0 20 0 40 0 60 0 80 0 100 0
(6 points)
Score

5. Graph your data.
a. Plot each ball on this grid.
b. Use a different symbol for each ball.
c. Make a key so that you are able to tell the plots apart.
Answer:

(3 points)
Score

6. Did your data agree with your hypotheses? Explain.
Answer: Mostly yes

(3 points)