SC.8.E.5.9: Analyze how relative Develop and use a model Use a model of the Explain the impact of objects in space on positions of of the Earth-sun-moon system to each other including: 1. the and corresponding system to describe the describe the cyclic patterns Sun on the Earth including tides affect extreme cyclic patterns of lunar of lunar phases, eclipses of seasons and gravitational weather events. phases, eclipses of the the sun and moon, and attraction and 2. The Moon on sun and moon, and seasons. Use the model to the Earth, including phases, seasons. Use the model describe the role of gravity in tides, and eclipses, and the to explain the role of the motions of the relative position of each body. gravity in the motions of system. (Level 3: Strategic Thinking & the Earth-sun-moon Complex Reasoning) system. SC.8.P.8.4: Use various physical Describe density and/or Classify and compare the Classify and compare substances on the properties to separate a calculate and compare the density, thermal or electrical basis of characteristic physical mixture into separate densities of various conductivity, solubility, properties that can be parts. Explain how materials using the magnetic properties, melting demonstrated or measured; for physical properties help and and boiling points of several materials’ masses example, density, thermal or isolate/remove each part volumes. (may require common substances that electrical conductivity, of the mixture. Discuss use of the density formula you encounter in your solubility, magnetic properties, how the separation would to calculate density, mass, everyday life, ex. gold, silver, melting and boiling points, and work in a larger or or volume when aluminum, glass, plastic, know that these properties are smaller size/volume of comparing substances) water, oil) independent of the amount of the mixture. the sample. (Level 2: Basic Application of Skills & Concepts)
SC.8.E.5.9: Explain the impact of objects in space on each other including: 1. the Sun on the Earth including seasons and gravitational attraction and 2. The Moon on the Earth, including phases, tides, and eclipses, and the relative position of each body. (Level 3: Strategic Thinking & Complex Reasoning) Analyze how relative positions of and corresponding tides affect extreme weather events. Develop and use a model of the Earth-sun-moon system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons. Use the model to explain the role of gravity in the motions of the Earth-sun-moon system. Use a model of the system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons. Use the model to describe the role of gravity in the motions of the system. SC.8.P.8.4: Classify and compare substances on the basis of characteristic physical properties that can be demonstrated or measured; for example, density, thermal or electrical conductivity, solubility, magnetic properties, melting and boiling points, and know that these properties are independent of the amount of the sample. (Level 2: Basic Application of Skills & Concepts) Use various physical properties to separate a mixture into separate parts. Explain how physical properties help isolate/remove each part of the mixture. Discuss how the separation would work in a larger or smaller size/volume of the mixture. Describe density and/or calculate and compare the densities of various materials using the materials’ masses and volumes. (may require use of the density formula to calculate density, mass, or volume when comparing substances) Classify and compare the density, thermal or electrical conductivity, solubility, magnetic properties, melting and boiling points of several common substances that you encounter in your everyday life, ex. gold, silver, aluminum, glass, plastic, water, oil)
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