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Editor's Corner: Huddled Masses
Journal Article |
The Science Teacher’s editor shares thoughts on the current issue.
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The Sixth Great Mass Extinction
Journal Article |
This article explains the first five great mass extinctions, the current great mass extinction, and the human activities and rates of species extinction associated with the current extinction.
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Science 101: How can you weigh less without losing mass?
Journal Article |
This column provides background science information for elementary teachers.
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Commentary: Mass and Weight—Explaining the Difference
Journal Article |
An opinion piece about two of the most commonly confused words in science class—mass and weight.
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The Green Room: Mass Extinctions in the Ocean
Journal Article |
This column focuses on making your teaching more environmentally friendly. This month’s issue offers classroom activities that focus on marine extinctions.
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Disequilibrium: The Connection Between Weather and Air Masses
Journal Article |
This column shows how to use discrepant events to confront misconceptions. This month’s column helps explain how air masses flow from regions of high pressure to low pressure, causing weather at a fixed location to…
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Where Does a Tree Get Its Mass?
Journal Article |
Measure trees to estimate their mass as part of an exploration of photosynthesis and plant growth.
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Science Sampler: Conservation of mass and an unsuspected buoyancy effect
Journal Article |
Over the years, many interesting chemical reactions and activities have been used to illustrate the conservation of mass. The reaction of baking soda and vinegar is a common example. The experimental procedure described…
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Science Sampler - Project weigh-in: Learning about mass and weight
Journal Article |
Using the triple beam balance to measure mass in metrics is just one of the many skills we want our students to master. This article highlights a few effective and fun approaches to develop this skill over a couple of…