Unit 1: Matter and Energy Essay

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Name: Date: 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: (3 points) Score 2. Which observations, experience, or lesson material helped you form your hypotheses? Answer: (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 Type of ball plastic ball Hypothesis Type of ball rubber ball Hypothesis Type of ball clay ball Hypothesis (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 40 60 80 100 plastic ball 0 0 20 40 60 80 100 rubber ball 0 0 20 40 60 80 100 clay ball 0 0 20 40 60 80 100 (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: (3 points) Score 7. Use your graph to predict how high the rubber ball would have bounced if you had dropped it from 120 cm. Answer: Your Score ___ of

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