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This section enables students to model the fundamental life processes of many organisms, including humans, by using microorganisms. The section also explores some of the operating principles of cellular physiology and organismic biology using protozo...
Book Chapter
Interacting with other Organisms
Life on Earth forms a complex web. Each organism depends on others for its health and well being. This section explores how such relationships are essential for maintaining balanced ecosystems. Students conduct investigations into mutualistic and par...
Book Chapter
All species of organisms live in communities and occupy ecological niches. Protozoa, by contrast, live in a wide variety of habitats, including soils, water, and inside other organisms. This section explores the varied habitats of protozoa, especial...
Book Chapter
Life thrives or perishes depending upon its ability to adapt to changes in the environment. Over time, living organisms develop adaptive strategies that enable them to meet the demands precipitated by those changes. In this section, students explore ...
Book Chapter
Some students may not believe that it is possible for a puddle that appears larger to evaporate more quickly than one that seems smaller. The story in this chapter has to do with evaporation. The authors explore the major factors that lead to how qui...
Book Chapter
In this activity, students will determine whether the shape of a water molecule is linear or bent...
Book Chapter
In this activity, students will use homemade pH paper to test a number of chemicals around the house....
Book Chapter
New Models of Leadership and Collaboration to Improve Science Education: The Role of Business
This chapter provides a brief overview of traditional business involvement in education improvement and then explores new models of involvement by business leaders in improve student outcomes in science education. These new efforts examined by the au...
Book Chapter
How Far to the Star? The Parallax Effect
In this activity, students conduct two experiments with parallax by viewing a pencil against a backdrop marked with equally spaced lines. In the first experiment, students note the shift in the apparent position of the pencil by viewing it with each ...
Book Chapter
Multigenre Lab Reports: Connecting Literacy and Science
The development of communication skills is a key component in any science program but most students don't see the connection between science and writing. Connect literacy and science by using this hands-on activity that is a fun alternative to tradit...
Book Chapter
Teaching about the natural, outdoor environment indoors can be done well, but it can be even more effective if the indoor environment is nature-friendly or “green” (to use the current lingo). Just trying to teach the value of a tree, for instance...
Book Chapter
Waves Do Basic Math--Adding and Subtracting
So far we've been dealing with single sources of sound, and how they produce the pitches you hear. But you don't go to the symphony to hear a single oboe, and when you hear a solo guitarist, he or she doesn't keep your attention long by playing only...
Book Chapter
Most textbooks go through the procedures for solving math equations before they ever get to word problems, which is a bit backwards. You should know where the equations come from in the first place, so you might actually have a reason for solving th...
Book Chapter
You now know enough about force and motion to design a trip to the Moon. After all, if they can get a man on the Moon, you can understand science. In the first section of this chapter, the author teaches you the basics of getting to orbit with an eng...