CH.1: The student will demonstrate an understanding of scientific and engineering practices by

CH.1.a: asking questions and defining problems

CH.1.a.1: ask questions that arise from careful observation of phenomena, examination of a model or theory, unexpected results, and/or to seek additional information

Pendulum Clock
Sight vs. Sound Reactions

CH.1.a.2: determine which questions can be investigated within the scope of the school laboratory

Pendulum Clock
Sight vs. Sound Reactions

CH.1.a.3: make hypotheses that specify what happens to a dependent variable when an independent variable is manipulated

Boyle's Law and Charles's Law
Pendulum Clock

CH.1.a.4: generate hypotheses based on research and scientific principles

Pendulum Clock
Enzymes

CH.1.b: planning and carrying out investigations

CH.1.b.1: individually and collaboratively plan and conduct observational and experimental investigations

Coral Reefs 2 - Biotic Factors
Diffusion
Effect of Environment on New Life Form
Pendulum Clock
Real-Time Histogram
Seed Germination
Sight vs. Sound Reactions
Temperature and Sex Determination - Metric

CH.1.b.2: plan and conduct investigations or test design solutions in a safe manner, including planning for response to emergency situations

Diffusion
Feel the Heat

CH.1.b.3: select and use appropriate tools and technology to collect, record, analyze, and evaluate data

Boyle's Law and Charles's Law
Feel the Heat
Triple Beam Balance

CH.1.c: interpreting, analyzing and evaluating data

CH.1.c.2: use data in building and revising models, supporting explanations for phenomena, or testing solutions to problems

Feel the Heat
Trebuchet

CH.1.c.3: solve problems using mathematical manipulations including the International System of Units (SI), scientific notation, derived units, significant digits, and dimensional analysis

Average Atomic Mass
Estimating Population Size
Feel the Heat
Moles
Stoichiometry
Unit Conversions
Unit Conversions 2 - Scientific Notation and Significant Digits

CH.1.c.4: analyze data using tools, technologies, and/or models (e.g., computational, mathematical) in order to make valid and reliable scientific claims or determine an optimal design solution

Feel the Heat
Trebuchet

CH.1.c.5: analyze data graphically and use graphs to make predictions

Boyle's Law and Charles's Law
Equilibrium and Concentration
Equilibrium and Pressure
Greenhouse Effect - Metric
Seasons Around the World
Titration

CH.1.c.8: analyze data to optimize a design

Feel the Heat
Trebuchet

CH.1.e: developing and using models

CH.1.e.2: develop, revise, and/or use models based on evidence to illustrate or predict relationships

Moles

CH.1.e.3: use models and simulations to visualize and explain the movement of particles, to represent chemical reactions, to formulate mathematical equations, and to interpret data sets

Boyle's Law and Charles's Law
Chemical Changes
Chemical Equations
Equilibrium and Concentration
Feel the Heat
Freezing Point of Salt Water
Limiting Reactants
Phase Changes
Temperature and Particle Motion

CH.1.f: obtaining, evaluating, and communicating information

CH.1.f.3: communicate scientific and/or technical information about phenomena and/or a design process in multiple formats

Pendulum Clock
Trebuchet

CH.2: The student will investigate and understand that elements have properties based on their atomic structure. The periodic table is an organizational tool for elements based on these properties. Key information pertaining to the periodic table includes

CH.2.a: average atomic mass, isotopes, mass number, and atomic number;

Average Atomic Mass
Electron Configuration
Element Builder
Isotopes

CH.2.b: nuclear decay;

Half-life
Isotopes
Nuclear Decay
Nuclear Reactions

CH.2.c: trends within groups and periods including atomic radii, electronegativity, shielding effect, and ionization energy;

Electron Configuration
Periodic Trends

CH.2.d: electron configurations, valence electrons, excited electrons, and ions; and

Electron Configuration
Element Builder

CH.2.e: historical and quantum models.

Bohr Model of Hydrogen
Bohr Model: Introduction
Electron Configuration
Element Builder

CH.3: The student will investigate and understand that atoms are conserved in chemical reactions. Knowledge of chemical properties of the elements can be used to describe and predict chemical interactions. Key ideas include

CH.3.a: chemical formulas are models used to represent the number of each type of atom in a substance;

Chemical Equations
Covalent Bonds
Ionic Bonds

CH.3.b: substances are named based on the number of atoms and the type of interactions between atoms;

Chemical Equations

CH.3.c: balanced chemical equations model rearrangement of atoms in chemical reactions;

Balancing Chemical Equations
Chemical Equations
Limiting Reactants

CH.3.d: atoms bond based on electron interactions;

Covalent Bonds
Dehydration Synthesis
Electron Configuration
Ionic Bonds

CH.3.f: reaction types can be predicted and classified.

Chemical Changes
Chemical Equations
Equilibrium and Concentration

CH.4: The student will investigate and understand that molar relationships compare and predict chemical quantities. Key ideas include

CH.4.a: Avogadro’s principle is the basis for molar relationships; and

Chemical Equations
Limiting Reactants
Moles
Stoichiometry

CH.4.b: stoichiometry mathematically describes quantities in chemical composition and in chemical reactions.

Chemical Equations
Limiting Reactants
Moles
Stoichiometry

CH.5: The student will investigate and understand that solutions behave in predictable and quantifiable ways. Key ideas include

CH.5.b: changes in temperature can affect solubility;

Feel the Heat
Solubility and Temperature

CH.5.c: extent of dissociation defines types of electrolytes;

Titration

CH.5.d: pH and pOH quantify acid and base dissociation; and

Titration

CH.5.e: colligative properties depend on the extent of dissociation.

Colligative Properties
Freezing Point of Salt Water

CH.6: The student will investigate and understand that the phases of matter are explained by the kinetic molecular theory. Key ideas include

Boyle's Law and Charles's Law

CH.6.a: pressure and temperature define the phase of a substance;

Boyle's Law and Charles's Law
Phase Changes

CH.6.b: properties of ideal gases are described by gas laws; and

Boyle's Law and Charles's Law

CH.6.c: intermolecular forces affect physical properties.

Melting Points

CH.7: The student will investigate and understand that thermodynamics explains the relationship between matter and energy. Key ideas include

CH.7.a: heat energy affects matter and interactions of matter;

Calorimetry Lab
Collision Theory
Phase Changes
Reaction Energy

CH.7.b: heating curves provide information about a substance;

Phase Changes

CH.7.c: reactions are endothermic or exothermic;

Chemical Changes
Feel the Heat
Reaction Energy

CH.7.d: energy changes in reactions occur as bonds are broken and formed;

Feel the Heat
Reaction Energy

CH.7.e: collision theory predicts the rate of reactions;

Collision Theory

CH.7.f: rates of reactions depend on catalysts and activation energy; and

Collision Theory
Enzymes