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The University of Texas Mc Donald Observatory: Meteorites
Discover fascinating facts about meteorites, pieces of asteroids that originate in outer space and survives their passage through the atmosphere to reach the ground.
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The University of Texas Mc Donald Observatory: Comets
Discover interesting facts about comets, an icy time capsule left over from the birth of planets.
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The University of Texas Mc Donald Observatory: Earth
Learn interesting information about the Earth, the largest of the "terrestrial" planets.
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The University of Texas Mc Donald Observatory: Sunspots
Experiment involves identifying sunspots, temporary phenomena on the Sun's photosphere that appear as spots darker than the surrounding areas.
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The University of Texas Mc Donald Observatory: Super Gelatin
Students measure the angles of refraction of laser light traveling through gelatin, then plot their data to calculate the gelatin's index of refraction.
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The University of Texas Mc Donald Observatory: Stars and Galaxies
Do galaxies collide? Apply concepts of scale to grasp the distances between stars and galaxies.
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The University of Texas Mc Donald Observatory: Observing the Moon
Students make drawings of the moon at different times to see if the moon always looks the same and if its surface looks different at different times.
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The University of Texas Mc Donald Observatory: Shadow Play
Everyone and everything has a shadow. Shadows illustrate how three-dimensional objects can be viewed in two dimensions.
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The University of Texas Mc Donald Observatory: Mirror, Mirror
In this activity, students test the Law of Reflection based on experimental evidence. However, the back-silvered glass mirrors present a twist and offer them a challenge to work out what happened as the light traveled into and out of the...
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The University of Texas Mc Donald Observatory: Color of Stars
Students observe colors in the flame of a burning candle to explore connections between matter, light, color, and temperature, the basic concepts of matter and energy.
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Euler's Method
This site contains a description and problems dealing with Euler's method. The site discusses why the Euler method is not used in scientific computations.
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Tex's French Grammar: Indefinite Articles
This site from Tex's French Grammar is a site with clear explanation of the indefinite articles, with usage examples (written and audio) and interactive practice exercises.
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Tex's French Grammar: Il Y a vs. Voici Voila
This site from the Tex's French Grammar is a wonderful site that explains clearly the distinction between il y a and voici/voila and their usage in French - Has written and audio examples as well as listening comprehension and...
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Tex's French Grammar: Partitive Articles
This site from Tex's French Grammar is a wonderful site with clear explanation of the partitive articles, with usage examples (written and audio) and interactive practice exercises (written and audio).
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Tex's French Grammar: Determiners Quantity Expressions
This site from Tex's French Grammar is a wonderful site with clear explanation of determiners when used to express quantity, with usage examples (written and audio) and interactive practice exercises (written and audio).
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Tex's French Grammar: Demonstrative Determiners
This site from Tex's French Grammar is a wonderful site with clear explanation of demonstrative determiners, with written and audio usage examples, (dialogues), and interactive practice exercises, (fill in the blank).
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Tex's French Grammar: Irregular Subjunctive
This site from Tex's French Grammar provides a concise explanation of the subjunctive mood, listing some verbs that have irregular formations in the subjunctive. Brief explanation of when to use focuses primarily on "il faut que"...
University of Texas at Austin
Tex's French Grammar: Relative Pronouns Qui and Que
This site from Tex's French Grammar provides a concise and clear explanation of the forms and uses o the relative pronouns qui and que. Explains agreement with the antecedent. Provides usage examples, dialogues and interactive practice...
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College of Natural Sciences: Analysis of Exam After Test
This site gives some examples of things to do after the exam to improve for next time.
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University of Texas: Other Neurotransmitters Compared to Dopamine
Site provides the main function of the neurotransmitters serotonin, norepinephrine, acetylcholine, and glutamate.
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University of Texas: Neurons
Concise description of a neuron along with a graphic of the general structure. Links to the brain, neurotransmission, and neurotransmitters.
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University of Texas: Human Environmental Interactions [Pdf]
Inspired by Hemispheres' 2004 Teachers' Summer Institute, People and Place: Human-Geographic Relations, this curriculum unit was designed to address human adaptation to and modification of the environment. How have humans adjusted to...
University of Texas at Austin
Map of the West Bank
A colorful political map of the West Bank of the Jordan River. Shows shrines, mines, antiquities sites, bordering countries, Israeli civilian and military areas,roads, and razed villages. Map reflects the territory in 1992.
University of Texas at Austin
Map of Disputed Areas in Kashmir
A comprehensive map of the region of Kashmir and the areas under dispute by India and Pakistan.