Texas Gateway: Competition of Abiotic and Biotic Factors

What kind of experiment can your class do to how observe the environment effects on organisms? Groups design and conduct lab experiments to learn about the effects of the environment on aquatic organisms. Based upon knowledge gained...

Ecology enthusiasts explore ecosystems with this learning exercise. They define vocabulary terms and write out answers to questions about distribution and abundance of life. They complete a chart comparing abiotic and biotic factors of...

It's not often that you come across a clever laboratory activity that is both imaginative and comprehensive! Using M&M's and Reese's peanut butter candies to represent two different clam species, young biologists test for "relative...

Why do athletes load up on carbohydrates the evening before a competition? The lesson plan helps answer this question as it relates the type of food to the amount of energy it contains. After a discussion, scholars perform an...

Stability is key when building a bridge. Scholars explore the forces acting upon bridges through an analysis of Newton's Laws and Hooke's Law. The activity asks individuals to apply their learning by building a bridge of their own.

Life is complex. Just a slight change in the population of one species will have a substantial change on the biotic and abiotic factors of that species' environment. In this video, Mr. Andersen explains the effects removing wolves from...

By the end of this section, you will be able to define gauge pressure and absolute pressure and to understand the working of aneroid and open-tube barometers.

By the end of this section, you will be able to do the following: Perform unit conversions in both SI and English units, Explain the most common prefixes of SI units, and be able to write them in scientific notation.

This tutorial overviews the ocean ecosystem and human's impact on it.

This tutorial will help students understand how Dalton, Thomson, and Rutherford contributed to the model of the atom.