Classroom » Curriculum Standards

Science — Grade 3

Goal 2: The learner will conduct investigations to build an understanding of soil properties.

Objective 2.01

Observe and describe the properties of soil:

• Color.
• Texture.
• Capacity to hold water.

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Objective 2.02

Investigate and observe that different soils absorb water at different rates.

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Objective 2.03

Determine the ability of soil to support the growth of many plants, including those important to our food supply.

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Objective 2.04

Identify the basic components of soil:

• Sand.
• Clay.
• Humus.

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Objective 2.05

Determine how composting can be used to recycle discarded plant and animal material.

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Objective 2.06

Determine the relationship between heat and decaying plant matter in a compost pile.

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