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| Pittsfield - GRADE 08 SCIENCE AND TECH/ENG |
| ITEM INFORMATION | | PERCENT OF DISTRICT'S POSSIBLE POINTS |
| ITEM | TYPE | REPORTING CATEGORY | STANDARD | ITEM DESC | | POSSIBLE POINTS | PITTSFIELD | STATE | DISTRICT-STATE DIFFERENCE |
| 1 | SR | PS | 6.PS.4.1 | Interpret models of waves to compare their energies. | | 1 | 76% | 80% | -4 |
| 2 | SR | ES | 8.ESS.3.1 | Explain why two locations can have different amounts of fossil fuel resources. | | 1 | 46% | 58% | -12 |
| 3 | SR | TE | 6.ETS.1.1 | Analyze data to determine the most important criteria for evaluating a solution to a design problem. | | 1 | 31% | 47% | -16 |
| 4 | SR | ES | 8.ESS.2.5 | Interpret a diagram to describe how the weather will change in a location as two air masses interact. | | 1 | 69% | 75% | -6 |
| 5 | SR | LS | 7.LS.2.2 | Interpret a food web to determine the ecological relationships among organisms in an ecosystem. | | 1 | 49% | 67% | -18 |
| 6 | SR | LS | 7.LS.2.3 | Interpret a food web to identify a producer, a primary consumer, and a secondary consumer in an ecosystem. | | 1 | 36% | 52% | -16 |
| 7 | SR | LS | 7.LS.2.1 | Analyze a graph to describe how a population changed over time. | | 1 | 35% | 46% | -11 |
| 8 | CR | LS | 8.LS.4.4 | Explain how a certain characteristic helps an animal survive, and explain how a population is expected to change due to natural selection as the environment changes. | | 3 | 22% | 33% | -11 |
| 9 | CR | PS | 8.PS.2.2 | Analyze data to complete a model showing the strength and direction of forces acting on a block, and explain how two blocks can have different speeds when pushed with the same amount of force. | | 2 | 47% | 61% | -14 |
| 10 | SR | PS | 7.PS.3.2 | Analyze a diagram to identify which object has the greatest gravitational potential energy (GPE), and explain why the GPE of one object is different than the GPE of a second object. | | 2 | 55% | 68% | -13 |
| 11 | SR | PS | 7.PS.2.5 | Explain why one object moves when another object is moved closer to it. | | 1 | 49% | 60% | -11 |
| 12 | SR | LS | 8.LS.3.4 | Analyze Punnett squares to identify which one can be used to determine the probability of a trait for a given cross. | | 1 | 36% | 46% | -10 |
| 13 | SR | ES | 8.ESS.3.5 | Use a graph to determine changes in carbon dioxide levels in the atmosphere and identify several activities that have contributed to these changes. | | 1 | 56% | 65% | -9 |
| 14 | SR | TE | 7.ETS.1.4 | Interpret data to describe how to improve a communication system. | | 1 | 55% | 66% | -11 |
| 15 | SR | ES | 6.ESS.1.1 | Determine the cause of the Moon's phases, and identify what occurs during one cycle of the Moon's phases. | | 2 | 46% | 56% | -10 |
| 16 | SR | ES | 6.ESS.1.5 | Describe how a student could build a model that would best represent a galaxy. | | 1 | 40% | 53% | -13 |
| 17 | CR | TE | 7.ETS.3.4 | Identify live loads, tension forces, and compression forces in a system and describe how those forces act on the system. | | 3 | 20% | 29% | -9 |
| 18 | SR | TE | 8.ETS.2.5 | Determine the finishing step in the manufacturing process of a product. | | 1 | 49% | 55% | -6 |
| 19 | SR | ES | 6.ESS.1.4 | Analyze a diagram to determine the youngest rock layer that was present when a fault formed. | | 1 | 20% | 29% | -9 |
| 20 | SR | PS | 7.PS.3.5 | Describe how the kinetic energy of an object changes in a given scenario. | | 1 | 58% | 64% | -6 |
| 21 | SR | LS | 6.LS.4.2 | Describe evidence that supports a close evolutionary relationship between an extinct species and a living species. | | 1 | 72% | 82% | -10 |
| 22 | SR | ES | 6.ESS.2.3 | Determine a geologic feature of a model that provides evidence of Earth's plates spreading apart. | | 1 | 59% | 73% | -14 |
| 23 | SR | ES | 6.ESS.1.4 | Interpret a diagram to identify the relative ages of rock layers. | | 1 | 63% | 74% | -11 |
| 24 | SR | PS | 6.PS.1.7 | Explain why a tectonic plate sinks below another plate. | | 1 | 20% | 38% | -18 |
| 25 | CR | ES | 8.ESS.2.1 | Describe a similarity in how two types of geologic features formed and explain how each feature formed. | | 3 | 17% | 26% | -9 |
| 26 | CR | PS | 7.PS.3.6 | Determine whether radiation, conduction, or convection are occurring in different parts of a model and explain the reasoning. | | 3 | 20% | 33% | -13 |
| 27 | SR | TE | 7.ETS.1.2 | Evaluate a decision matrix to determine which design best meets the criteria. | | 1 | 25% | 44% | -19 |
| 28 | SR | ES | 8.ESS.1.2 | Determine the data needed to calculate the gravitational force between two objects. | | 1 | 51% | 62% | -11 |
| 29 | SR | ES | 8.ESS.2.6 | Interpret a map to explain temperature differences between two cities. | | 1 | 34% | 38% | -4 |
| 30 | SR | LS | 8.LS.4.5 | Describe how artificial selection can be used to produce offspring with a desired trait. | | 1 | 42% | 57% | -15 |
| 31 | SR | TE | 7.ETS.3.3 | Determine the best solution to improve a transportation system. | | 1 | 46% | 68% | -22 |
| 32 | SR | LS | 6.LS.1.2 | Determine the location on a student's cell model where genes should be added. | | 1 | 40% | 54% | -14 |
| 33 | SR | TE | 7.ETS.3.5 | Determine the output of a communication system. | | 1 | 55% | 69% | -14 |
| 34 | SR | PS | 6.PS.1.6 | Identify the evidence that an exothermic reaction occurred in an investigation. | | 1 | 60% | 63% | -3 |
| 35 | SR | LS | 7.LS.2.4 | Analyze a food web to identify what data should be measured to determine how the introduction of a species would impact another organism in the ecosystem. | | 1 | 32% | 48% | -16 |
| 36 | CR | LS | 6.LS.1.3 | Identify a body system that interacts with the respiratory system and describe how body cells use oxygen. | | 2 | 6% | 22% | -16 |
| 37 | SR | PS | 6.PS.1.7 | Explain why a certain liquid in a container separates into layers. | | 1 | 38% | 55% | -17 |
| 38 | SR | PS | 8.PS.1.1 | Compare the properties of two molecules by interpreting models of the molecules. | | 1 | 52% | 69% | -17 |
| 39 | SR | TE | 7.ETS.3.2 | Describe the benefits and drawbacks of using one communication system instead of a different communication system. | | 2 | 44% | 57% | -13 |
| 40 | SR | LS | 8.LS.1.7 | Identify a similarity among different types of food molecules. | | 1 | 51% | 64% | -13 |
| 41 | SR | TE | 6.ETS.2.2 | Determine the most important properties for a material that will be used in a design. | | 1 | 54% | 62% | -8 |
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GRADE 08 - SCIENCE AND TECH/ENG
