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Solving Systems of Equations with Graphs

Given verbal and/or algebraic descriptions of situations involving systems of linear equations, the student will solve the system of equations using graphs.

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Analyzing the Effects of the Changes in "a" on the Graph y = ax^2 + c

Given verbal, graphical, or symbolic descriptions of the graph of* y = ax^2 + c*, the student will investigate, describe, and predict the effects on the graph when *a* is changed.

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Solving Quadratic Equations Using Concrete Models

Given a quadratic equation, the student will use tiles to factor and solve the equation.

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Solving Quadratic Equations Using Algebraic Methods

Given a quadratic equation, the student will solve the equation by factoring, completing the square, or by using the quadratic formula.

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What’s Trending with the Elements?

This resource, aligned with Chemistry TEKS (5)(C), provides alternative or additional tier-one learning options for students using the periodic table to identify and explain trends.

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Covalent Bonding: Electron Dot Diagrams

Given descriptions, diagrams, scenarios, or chemical symbols, students will model covalent bonds using electron dot formula (Lewis structures).

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3.01 Math Skills

In this video, we review some of the necessary math skills for solving problems in Chemistry.

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3.02 Graph Interpretation

In this video, we interpret data from graphs, and discuss direct and indirect relationships.

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3.03 Recording Measurements

In this video, we discuss SI units, accuracy, and precision.

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3.04 Temperature

In this video, we discuss the Fahrenheit, Celsius, and Kelvin temperature scales.

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3.05 Scientific Notation and Significant Figures

In this video, we use scientific notation and determine rules for significant figures.

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3.06 Decimal Prefixes and Equalities

In this video, we convert units using SI prefixes and conversion factors.

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3.07 Dimensional Analysis

In this video, we expand on the idea of conversion factors to solve dimensional analysis problems.

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3.08 Lab Reports

In this video, we discuss the importance of clearly expressing the results of an experiment through a lab report.

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14.01 Radioactive Decay

In this video, we will study radioactive decay and how to write nuclear equations.

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14.02 Nuclear Stability

In this video, we will determine nuclear stability and what a nuclide will do to become stable.

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14.03 Nuclear Fission and Nuclear Fusion

In this video, we will differentiate between nuclear fission and nuclear fusion, and the importance of both reactions.

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11.01 The Bohr Model of the Atom

In this video, we will study Bohr atom, electron transitions, and the line spectrum.

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11.02 Orbital Energies and Electron Configurations

In this video, we will discuss the parts of an electron configuration and how to determine an electron configuration.

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11.03 Condensed Electron Configurations and Exceptions

In this video, we will learn a shortcut to finding the electron configuration and exceptions to the electron configuration.