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Science | Graded Assignment | Lab Report | Levers and Pulleys Name: Althea Franks Date: 29th October 2019 Graded Assignment Lab Report: Levers and Pulleys Answer the questions below. When you are finished, submit this assignment to your teacher by the due date for full credit. Note: You will not submit the Lab Report until you have completed the both labs, Levers and Pulleys. Total score: ____ of 24 points (Score for Question 1: ___ of 3 points) Write the goal of the labs on levers and pulleys or the question you tried to answer. Answer: Type your answer here. (Score for Question 2: ___ of 3 points) Which observations, experiences, or lesson materials helped you form a hypothesis? Answer: Type your answer here. (Score for Question 3: ___ of 3 points) State your hypothesis. Answer: Type your answer here. (Score for Question 4: ___ of 6 points) Use the data from the lab on levers to complete the data tables. Answer: Resistance Force, as added mass to resistance side (g) converted to (N) 300 g = 2.94 N 300 g = 2.94 N 300 g = 2.94 N 300 g = 2.94 N Arm length (m) Work 0.70 0.75 0.80 0.85 Effort A Force (N) B Pulling force Total force B-A applied to applied to the spring balance the scale (n) when mass lever with no is added to effort mass on effort side side 0.87 1.53 2.18 3.30 (Score for Question 5: ___ of 6 points) Arm length (m) 0.50 0.45 0.40 0.35 Use the data from the lab on pulleys to complete this data table. Work Science | Graded Assignment | Lab Report | Levers and Pulleys Answer: Pulley System Distance String Pulled (cm) Effort: Force (N) Effort: Work Distance Mass Lifted (cm) Resistance: Force (N) Resistance: Work single fixedposition pulley single moving pulley one fixedposition pulley with one moving pulley (Score for Question 6: ___ of 3 points) Compare your data with your hypothesis. Explain how the data supports or does not support your hypothesis. If your data does not support your hypothesis, use the data you collected to answer the original question. Answer: Type your answer here. ...
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