Bozeman Science
Teaching Evolution is Not Optional
Paul Andersen teams up with Keith Hughes to explain why teaching evolution is not optional for high school biology teachers.
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Environmental Matter Exchange
Paul Andersen explains how living organisms exchange matter with the environment. The importance of the surface area to volume ratio is emphasized using a simple mathematical model. The essential chemicals for life; water, carbon,...
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Thinking in Structure and Function: Level 5 - Molecular-Level Structures
In this video Paul Andersen shows conceptual thinking in a mini-lesson on molecular-level structures. TERMS Molecular-level structures - locations of atoms in a molecule Function - an activity or purpose for a thing Properties - any...
Bozeman Science
Thinking in Structure and Function - Level 1 - Structure and Function
In this video Paul Andersen shows conceptual thinking in a mini-lesson on structure and function. TERMS Structure - parts in a material object Function - an activity or purpose for a thing Shape - external form of an object Stability -...
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AP Biology Practice 2 - Using Mathematics Appropriately
Paul Andersen explains how to use mathematics appropriately. He begins by emphasizing the important role that mathematics plays in the life sciences today and in that the future. He describes important mathematical equations in each of...
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AP Biology Science Practice 1: Models and Representations
In this video Paul Andersen explains the importance of models and visual representations in an AP Biology class. Science practices are overarching skills and knowledge required to be successful in an AP Biology classroom. Models for each...
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Why Are Cells Small?
The lower half of Mr. Andersen's head explains why cells are small. This video begins with a simple geometry problem and ends with a discussion of Allen's Rule and reasoning for the microscopic nature of cells.
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AP Biology - The Final Review
The final AP Biology Review. Chapters View all AP Biology 0:07 Section : Multiple Choice 1:00 Hardy-Weinberg 3:23 Chi-squared Test 5:29 Null Hypothesis 6:16 Respiration 7:30
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AP Bio - Final Review
Paul Andersen answers over 500 questions from 39 states and 20 countries. Good luck on the AP Biology exam. Chapters View all AP Biology 0:05 Table of Contents 0:56 Test Statistics 4:51 Test Strategies 10:54 Labs 15:06 Cell Communication...
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Coral Bleaching
In this video Paul Andersen shows how increasing ocean temperatures causes coral polyps to release their symbiotic algae. This process of coral bleaching decreases the availability of energy for the coral and may eventually lead to coral...
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Wave Amplitude
In this video Paul Andersen explains how the amplitude of a wave is a measure of the energy of the wave. He gives several examples of wave amplitude and shows you how to calculate the wave of a transverse and longitudinal wave.
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AP Biology Lab 7: Genetics of Drosophila
Mr. Andersen describes the virtual fly lab. Software at sciencecourseware.org allows for multiple matings and statistical analysis.
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The New AP Biology Exam - A User's Guide
In this video Paul Andersen describes the new AP Biology Exam. This exam will be given for the first time in May of 2013 and will be different from all previous exams. In this video Paul Andersen describes the scoring and the two parts...
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Force-Time Graph
In this video Paul Andersen explains hot the force-time graph can be used to determine the impulse of an object. Since the impulse and the change in momentum are equivalent the graph can also be used to determine the change in momentum...
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LS1D - Information Processing
In this video Paul Andersen explains how information is processed in in animals. He starts by describing the different forms of information and how they are received by receptors. He explains how information is received by the brain and...
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AP Biology Practice 3 - Formulate Questions
Paul Andersen explains how to formulate questions to guide discussions and investigations. He starts by describing the proper type of questions that should be asked in an AP Biology classroom. He gives four examples of questions that...
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Mass and Energy
In this video Paul Andersen explains how mass can be converted to energy and energy can be converted to mass. The equation E=mc2 can be used to determine the amount of energy released from nuclear processes.
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Scalar Field
In this video Paul Andersen explains how scalar fields can be used to show the distribution of scalar quantities. The most important scalar fields in AP Physics 2 deal with electric potential. Scalar addition can be used to combine...
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Natural Ecosystem Change
In this video Paul Andersen explains how the Earth's climate will natural change due to interactions between the Sun and Earth, volcanism, and plate tectonics. Species may go extinct leading to adaptive radiation or may move to a...
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What is CRISPR?
In this video Paul Andersen explains how the CRISPR/Cas immune system was identified in bacteria and how the CRISPR/Cas9 system was developed to edit genomes.
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Thinking in Structure and Function - Level 2 - Complex Structures
In this video Paul Andersen shows conceptual thinking in a mini-lesson on complex structures. TERMS Complex structures - structures that consist of many different and connected parts System - a set of components (e.g. things) working...
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Practice 3 - Planning and Carrying Out Investigations
Paul Andersen explains how investigations are used by scientists to answer questions and by engineers to test designs. He delineates be investigative and observational science. He demonstrates the formation of a good question the design...
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Thinking in Patterns - Level 5 - Patterns at Varying Scale
A mini-lesson on patterns at varying scale.
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Cellular Variation
Paul Andersen explains how variation is created within a cell. He starts by showing how molecular variation can increase fitness at the local level. He explains how an additional chlorophyll molecule allows plants to absorb more light...