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Grade 07 Science - EC: S7.D.1.2.3

Grade 07 Science - EC: S7.D.1.2.3

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 4 different sources of water on Earth.

  2. What is an aquifer?
  1. Rain is beneficial for both plants and animals.  However, too much rain can disrupt ecosystems.  For example, when a river empties lots of fresh water into the ocean after heavy rainstorms, many plants and animals are affected.  Predict 3 ways that a large volume of freshwater introduced into the ocean will affect ocean plants and animals.
  1. Write a letter to the mayor of your city explaining the limited sources of freshwater on Earth that are available for human use.  Make sure to stress the importance of conserving water.  Suggest 2 ways in which your city can improve its water conservation.

 

Answer Key/Rubric

  1. Acceptable responses may include, but are not limited to:
    • Lakes
    • Oceans
    • Rivers
    • Glaciers
    • Aquifers
    • Icebergs

  2. An aquifer is a layer of permeable rock underground that can hold water.

  3. Acceptable responses may include, but are not limited to:
    • Animals will migrate toward water with a higher salt content.
    • Some plants will die.
    • Some animals will die.
    • Animals will find other food sources.
    • People’s food source will decrease.
  1. Acceptable responses may include, but are not limited to:
    • About 98% of Earth’s water is saltwater.
    • Only about 2.5% of Earth’s water is freshwater.
    • About 69% of the freshwater is held in glaciers and icecaps.

Student should use this information to form an argument about why it is important to conserve water and give at least 2 reasons how water consumption can be improved.

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