Chemical Weathering Lesson Plan

Instructor: Dana Dance-Schissel

Dana teaches social sciences at the college level and English and psychology at the high school level. She has master's degrees in applied, clinical and community psychology.

Chemical weathering has many causes and outcomes. This lesson plan uses a factual video lesson to explain the process to students. An activity gives them a chance to see chemical weathering in action.

Learning Objectives

Upon completion of this lesson, students will be able to:

  • define 'chemical weathering'
  • distinguish between different types of chemical weathering
  • summarize the process of chemical weathering

Length

60 minutes for instruction and up to four weeks for observation

Curriculum Standards

  • CCSS.ELA-LITERACY.RST.9-10.2

Determine the central ideas or conclusions of a text; trace the text's explanation or depiction of a complex process, phenomenon, or concept; provide an accurate summary of the text.

  • CCSS.ELA-LITERACY.RST.9-10.3

Follow precisely a complex multistep procedure when carrying out experiments, taking measurements, or performing technical tasks, attending to special cases or exceptions defined in the text.

  • CCSS.ELA-LITERACY.RST.9-10.4

Determine the meaning of symbols, key terms, and other domain-specific words and phrases as they are used in a specific scientific or technical context relevant to grades 9-10 texts and topics.

  • CCSS.ELA-LITERACY.RST.9-10.5

Analyze the structure of the relationships among concepts in a text, including relationships among key terms (e.g., force, friction, reaction force, energy).

  • CCSS.ELA-LITERACY.RST.9-10.9

Compare and contrast findings presented in a text to those from other sources (including their own experiments), noting when the findings support or contradict previous explanations or accounts.

Materials

  • A worksheet created using the quiz from the associated video lesson
  • Four shiny pennies
  • Four clear glass mason jars with lids
  • Tap water
  • Carbonated water
  • Sulfuric acid
  • A permanent marker

Instructions

  • Begin by writing 'chemical weathering' on the board.
    • What does this term mean?
  • Play the video lesson What is Chemical Weathering? - Definition, Process & Examples, pausing it at 1:02.
    • How did we do in our attempts to define 'chemical weathering'?
    • Why are rocks altered in substance as a result of chemical weathering?
    • How could water cause chemical weathering?
  • Play the video lesson again and pause at 2:06.
    • How might oxygen cause chemical weathering?
  • Play the video lesson, pausing it this time at 2:52.
    • How might carbonation cause chemical weathering?
  • Play the video lesson. Pause it at 3:28.
    • Who has heard of acid rain?
  • Play the remainder of the video lesson for the class now.
    • Is there any way to avoid or even reduce chemical weathering?
  • Pass out the worksheet and have students work in pairs to complete it.

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