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Grade 07 Science - EC: S7.C.1.1.1

Grade 07 Science - EC: S7.C.1.1.1

Continuum of Activities

Continuum of Activities

The list below represents a continuum of activities: resources categorized by Standard/Eligible Content that teachers may use to move students toward proficiency. Using LEA curriculum and available materials and resources, teachers can customize the activity statements/questions for classroom use.

This continuum of activities offers:

  • Instructional activities designed to be integrated into planned lessons
  • Questions/activities that grow in complexity
  • Opportunities for differentiation for each student’s level of performance

Grade Levels

7th Grade

Course, Subject

Science

Activities

  1. List 3 physical properties of pure water.

  2. List 3 chemical properties of pure water.
  1. Compare and contrast the properties of metals, nonmetals, and metalloids.
  1. Your teacher wants you to dissolve 200 grams of sugar in 100 milliliters of room temperature water.  Do you think all of the sugar will dissolve?  If not, what can you do so that all of the sugar will dissolve in 100 milliliters of water?

Answer Key/Rubric

  1. Acceptable responses may include, but are not limited to:

    • Odorless
    • Tasteless
    • Colorless
    • Can be a solid, liquid, or gas
  1. Acceptable responses may include, but are not limited to:

    • The freezing point is 0°C or 32°F. 
    • The boiling point is 100°C or 212°F.
    • 2 hydrogen atoms, 1 oxygen atoms
    • Polar
    • High surface tension
  1. Acceptable responses may include, but are not limited to:

    • Metals are good conductors of heat and electricity.
    • Metals are ductile.
    • Metals are shiny.
    • Most metals are solid at room temperature.
    • Metals have high melting points.
    • Metals have high densities.
    • Nonmetals are poor conductors of heat and electricity.
    • Nonmetals can be brittle solids.
    • Nonmetals can be gases.
    • Nonmetals have no metallic luster.
    • Metalloids are solids.
    • Metalloids have a metallic luster.
    • Metalloids are brittle.
    • Metalloids can conduct heat and electricity under special conditions.
  1. Acceptable responses may include, but are not limited to:

    • All of the sugar will not dissolve.
    • Only about 180 grams of sugar will dissolve in 100 milliliters of room temperature water.
    • You could heat the water to dissolve more sugar in it.
    • As you heat the water to higher temperatures, more sugar will dissolve.
    • If you boil the water at 100°C, about 500 grams of sugar will dissolve.
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