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Air Mass Matters: Creating a Need-to-Know


By: Thomas O’Brien

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Details

Type of Product:Book Chapter
Average Rating:
 based on 1 review
Publication Title:Brain-Powered Science: Teaching and Learning With Discrepant Events
Publication Date:2/18/2010
Pages:41
Grade Level:Elementary School, Middle School, High School
See Also:View all available chapters for this book
View the full version of this book


Description

Air has weight and exerts a pressure of 10 N/cm2 (or 14.7 lbs/in2) at sea level. Gases are not “no thing.” Gases have mass, occupy space, exert pressure, and are composed of molecules separated by truly “empty” space. Inertia, or the tendency of a body at rest to stay at rest, is also a relevant factor in this experiment. This free selection includes the Table of Contents, Introduction, a Science Education Topics section, and the Index.


Ideas For Use

Depending on where this activity is used in a 5E science unit (i.e., Engage versus Explain or Elaborate; see Appendix B for a discussion of the 5E Teaching Cycle) and the grade level, the teacher may have students calculate the effective weight of air that is pressing down on the surface area of a single piece of newspaper.

Additional Info

Science Discipline: (mouse over for full classification)
Air
Inertia
Gases
Observing
Predicting
Scientific habits of mind
Using mathematics
Intended User Role:Curriculum Supervisor, Elementary-Level Educator, High-School Educator, Middle-Level Educator, Teacher
Educational Issues:Assessment of students, Classroom management, Curriculum, Inquiry learning, Instructional materials, Learning theory, Professional development, Teacher content knowledge, Teacher preparation, Teaching strategies

Technical

Resource Format:application/pdf
Size:125 KB
Requirements:Requires Adobe Acrobat Reader


National Standards Correlation

This resource has 15 correlations with the National Standards.  
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This resource has 15 correlations with the National Standards.  
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  • Physical Science
    • Structure and properties of matter
      • Solids, liquids, and gases differ in the distances and angles between molecules or atoms and therefore the energy that binds them together. (9-12)
      • In solids the structure is nearly rigid; in liquids molecules or atoms move around each other but do not move apart; and in gases molecules or atoms move almost independently of each other and are mostly far apart. (9-12)
    • Motion and Forces
      • An object that is not being subjected to a force will continue to move at a constant speed and in a straight line. (inertia) (5-8)
  • Earth Science
    • Properties of earth materials
      • Earth materials are solid rocks and soils, water, and the gases of the atmosphere.
  • Science as Inquiry
    • Abilities necessary to do scientific inquiry
      • Use data to construct a reasonable explanation.
      • Develop descriptions, explanations, predictions, and models using evidence.
      • Think critically and logically to make the relationships between evidence and explanations.
      • Use mathematics in all aspects of scientific inquiry.
    • Understandings about scientific inquiry
      • Scientists develop explanations using observations (evidence) and what they already know about the world (scientific knowledge). Good explanations are based on evidence from investigations. (K-4)
  • Process Standards for Professional Development
    • Design
      • Introduce teachers to scientific literature, media, and technological resources that expand their science knowledge and their ability to access further knowledge. (NSES)
      • Uses learning strategies appropriate to the intended goal. (NSDC)
    • Learning
      • Build on the teacher's current science understanding, ability, and attitudes. (NSES)
      • Applies knowledge about human learning and change. (NSDC)
  • Teaching Standards
    • Teachers provide students with the time, space, and resources needed to learn science.
      • Create a setting for student work that is flexible and supportive of science inquiry.
    • Teachers of science develop communities of science learners that reflect the intellectual rigor of scientific inquiry.
      • Model and emphasize the skills, attitudes, and values of scientific inquiry.


Customer Reviews
Who Thought That Would Happen?!
  Reviewed by: Caryn Meirs (Smithtown, NY) on August 4, 2011
  Air pressure is amazing and one of those concepts that baffles elementary students and teacher alike. Not only does this chapter provide the perfect walk through for a teacher using this in class, but there is also a terrific section of the introduction included that details ways to use the book as professional development tool.

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