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Please answer all parts to this assignment. Here is the link for the material needed: https://phet.colorado.edu/en/simulations/collision-lab 6.2 Assignment 3: Investigating Energy Loss Due to Inelastic
Please answer all parts to this assignment.
Here is the link for the material needed: https://phet.colorado.edu/en/simulations/collision-lab
6.2 Assignment 3: Investigating Energy Loss Due to Inelastic Collisions Overview In this activity, you will review key concepts about conservation of momentum, elastic and inelastic collisions, and calculating momentum and kinetic energy. Materials Needed / Resource Bank 0 PhET Simulation: Collision Lab Instructions Answer the below questions one at a time. Make sure to read directions within each question carefully. Questions 1. What is similar and different about elastic collisions and inelastic collisions? 2. Collect data following the below procedure: Procedure Go to the webpage PhET Simulation: Collision Lab Click on the play button to start the simulation Select the \"Intro\" option Check off the \"values\" box on the right side of the page Choose any two different masses you want to test and record the mass of object 1 and 2 in the box below. You will use the same mass settings for all simulations in this experiment. Take a screenshot to show your settings. Insert this photo below. Keep the \"elasticity\" setting at 100% N97???) 599 } 10. Click the play button J and observe their change in motion after colliding. O | 11 . Click the rest button 12. Record the initial velocity (including direction). 13. Click the play button U . After the objects collide, click the pause button [I] before the objects disappear from the screen. 14. Record the final velocity (including direction) for each object. 15. Change the \"elasticity\" setting to a different %. 16. Repeat step #8 - 13 three more times to get a total of five experiments: One at 100% elasticity and four at different % elasticity settings. Data Table Elasticity Setting Initial velocity of Initial velocity of Final velocity of Final velocity of object 1 object 1 object 2 object 2 3. Show work to calculate the total momentum of the system before the collision and after the collision for each of the 5 simulations conducted in Question #2. What must be true about these total momentums based on the \"Conversation of momentum\" theory? 4. Explain why there should be NO LOSS of kinetic energy in an elastic collision, but there will be LOSS of kinetic energy in an inelastic collision. 5. Show work to calculate the total kinetic energy of the system before the collision and after the collision for each of the 5 simulations conducted in Question #2. 6. How do you think the loss of kinetic energy should be affected by the % of elasticity? You can fill in this sentence frame: \"increasing % elasticity will increase / decrease loss of kinetic energy because .\" 7. For each simulation, show your work below to calculate the %loss of kinetic energy by using this equation: KEKE kE f X 100 using your calculated total kinetic energy results from Question#5. Show your work and fill in the below data table. %Elasticity %loss of kinetic energy 8. Create a graph to plot the results in the data table from Question #7. The % elasticity should be plotted on the X-axis and the %loss of kinetic energy should be plotted on the y-axis because we are investigating how the %elasticity affected the %loss of kinetic energy. Note: Make sure to label the xaxis title, tick marks, and units. Also label the yaxis title, tick marks, and units. Also give your graph a title. 9. 3) Looking at your results plotted in question #8, describe any patterns observed. b) Is there a linear or nonlinear trend? (Note: Linear trend would be straight line formed by the plotted data, nonlinear trend would be a curved line) C) Is there a direct or inverse relationship? (Note: Direct relationship would mean that one variable increases as the other variable also increases, inverse relationship would mean that one variable increases as the other variable also decreases.) 10. Conclusion: Do the trends observed in your graph support your explanation in Question #6? ExplainStep by Step Solution
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