School Improvement in Maryland

Using the State Curriculum: Science, Grade 2




State Curriculum Toolkit

Tools aligned to State Curriculum indicators and/or objectives.

  • Introduction for Standard or Indicator

Standard 2.0 Earth/Space Science

Students will use scientific skills and processes to explain the chemical and physical interactions (i.e., natural forces and cycles, transfer of energy) of the environment, Earth, and the universe that occur over time.


A. Materials and Processes That Shape A Planet


  • 1. Describe and compare properties of a variety of Earth materials.
  1. Classify a collection of rocks based on the properties that distinguish one type from another.
  2. Collect soil from different locations and compare the properties of the samples.
    • Color
    • Texture
    • Reaction to water
    • Remains of living things
  3. Use examples of observations from places around the school and neighborhood to describe ways Earth materials can change.
    • Changes caused by humans and other animals
    • Changes caused by water, wind, etc.


D. Astronomy


  1. Identify and record observable properties of the sun, moon, and stars.
  2. Identify and record the apparent visible changes in the shape of the moon over two months of observations.
  3. Observe and record changes in the location of the sun and moon in the sky over time.
  4. Describe and compare the patterns of change that occur in the sun and the moon.


E. Interactions of Hydrosphere and Atmosphere


  • 1. Recognize and describe that the surface of Earth is more than half covered with water.
  1. Identify the many locations where water is found.
  2. Describe the changes that occur to water found anywhere.

January 2008