U1-1 LAB

Lab: Measure length and evaluate uncertainty

U1-1

Measurement Uncertainty

Understanding: Measurement uncertainty reflects measurement precision and is a source of random error.  Uncertainty is expressed using significant figures or the ± convention.

Application: Determine measurement uncertainty.

U1-2

Propagation of Uncertainty

Understanding: Measurement uncertainty must be taken into account when carrying out mathematical operations with measurements.  

Application: Determine uncertainty of calculated values.

U1-3LAB

Lab: Measure length and determine uncertainty

U1-3

Graphing and Graphing Analysis

Understanding: Graphical techniques are an effective means of communicating the effect of an independent variable on a dependent variable.

Application: Properly draw and/or interpret graphs of experimental results.

Application: Produce and interpret best-fit lines.

Application: Calculation of quantities from graphs by measuring slope (including units).

U1-4

Dimensional Analysis

Understanding: Dimensional analysis is a systematic process of converting units.

Application: Apply dimensional analysis to carry out unit conversions.

U1-5LAB

Lab: Measure mass and volume of substances

U1-5

Density

Understanding:  Density is mass per unit of volume of a substance, and can be used to predict mass and volume of a substance.

Application: Calculate density of a substance given mass and volume measurements.

Application: Predict mass or volume of a substance given density.

U2-1

Charles’s Law

Understanding: Volume and temperature of a gas are directly proportional. This relationship is Charles’s Law.

Application: Use Charles’s Law to predict the volume or temperature of a fixed mass of gas

U2-1 LAB

Lab: Measure the temperature and volume of a fixed mass of gas.

U2-2

Boyle’s Law

Understanding: Pressure and volume of a gas are inversely proportional.  This relationship is Boyle’s Law.

Application: Use Boyle’s Law to predict the pressure or volume of a fixed mass of gas

U2-2 LAB

Lab: Measure pressure and volume of a fixed mass of gas.

U2-3

Amonton’s Law

Understanding: Pressure and temperature of a gas are directly proportional.  This relationship is Amonton’s Law.

Application: Use Amonton’s Law to predict the pressure and temperature of a fixed mass of gas

U2-3 LAB

Lab: Measure the pressure and temperature of a fixed mass of gas

U2-4

The Combined Gas Law

Understanding: When one variable is proportional to two different variables, it is proportional to the product of those variables.  As such, pressure is directly proportional to the product of temperature and the inverse of volume.  The relationship is the Combined Gas Law.

Application: Use the Combined Gas Law to predict temperature, pressure or volume of a fixed mass of gas.

U2-5

Graphing and Graph Analysis

Understanding: The relationship between gas variables can be modeled graphically to show the nature of their relationship (direct, linear or inverse).

Application: Create graphical models of the relationship between gas variables.

Application: Analyze a graphical model to describe a relationship.

Application: Use a graphical model to make predictions.

U3-1

Inference

and observation

Understanding: Inferences are based on observations used as indirect evidence.

Application: Justify an inference by supporting it with observations

U3-2

LOCM

Understanding: The Law of Conservation of Mass states that mass is conserved during a change, and is used to make predictions associated with chemical and physical changes.

Application: Predict masses associated with a chemical or physical change.

U3-2 LAB

Lab: Measure masses associated with chemical and physical changes

U3-3

LODC

Understanding:  The Law of Definite Composition states that the ratio of components of a substance is definite/finite, and is used to make predictions about the composition of a substance.

Application: Determine the percent composition of a substance.

Application: Determine the mass ratio of the components of a substance.

U3-3 LAB

Lab: Measure changes in mass of a substance during a chemical change

U3-4

LOMP

Understanding: The Law of Multiple Proportions states that a comparison of the components of two substances made of the same components will result in whole number ratios.

Application: Compare the masses of the same components of two different substances

U3-4 LAB

Lab: Explore a model used to better understand the Law of Multiple Proportions and the fundamental nature of matter

U3-5

TOK

(Theory of knowledge)

Understanding: Models are supported by observations and used to understand abstract concepts.

Understanding: Atomic Theory explains that matter is composed of particles called atoms.

Application: Identify the main features of John Dalton’s Atomic Theory.

Application: Evaluate competing models of the fundamental nature of matter.

U4-1

Substance composition

Understanding: Matter can be classified based on its composition.

Application: Differentiate between a mixture and a pure substance.

Application: Differentiate between a compound and an element

U4-1 LAB

Lab: Classify matter models

U4-2

Mixtures types

Understanding: Mixtures can be classified as homogeneous, heterogeneous or somewhere inbetween.  

Application: Classify a mixture based on the degree of mixing.

Application: Model (shapes &/or symbols) mixtures based on the degree of mixing.

U4-2 LAB

Lab: Observe changes in chemical classifications

U4-3

Changes

Understanding: Chemical and physical changes differ from one another at the particulate level.

Application: Differentiate between chemical and physical change.

Application: Model chemical and physical changes.

U5-1

Relative mass

Understanding: Relative mass units are based on the mass of the least massive object in a group.

Application: Determine the relative mass of an object or substance.

U5-1 LAB

Lab: Measure the mass of objects and use mass data to calculate relative mass.

U5-2

Particle Behavior

Understanding: The behavior of gas particles is predictable and is explained by Kinetic Molecular Theory, the Ideal Gas Model and Avagado’s Hypothesis

Application: Make predictions about volume, temperature, kinetic energy, velocity, particle mass and relative particle number of a gas sample

U5-3

Determination of Relative Mass

Understanding: Atomic mass is a relative mass unit and is unique to every element

Application:  Relate density and atomic mass to a substance.

U5-4

Diatomic elements

Understanding: The comparison of experimental and prediction outcomes can reveal the diatomic nature of several elements.

Application: Use data to reveal the diatomic nature of certain gasses.

Application: Use the diatomic nature of appropriate gasses when making predictions.

U5-5

Molar mass and volume

Understanding:  Every element has a unique molar mass.

Understanding: One mole of gas occupies 22.4 L at STP

Application: Use molar mass and molar volume to make predictions about substances.

U5-6

Ideal Gas Law

Understanding: The Ideal Gas Law describes the relationship between the measurable characteristics of a gas.

Application: Use the Ideal Gas Law to predict the characteristics of a gas.

U5-6 LAB

Lab: Measure the characteristics of a gas and used data to determine the value of the Universal Gas Constant.

U5-7

TOK

Understanding: Scientific ideas are based on previously established ideas from multiple contributors.

Application: Identify Avagadro’s hypothesis, its basis and outcomes

U6-1

Arrangement of elements

Understanding: The elements of the periodic table are arranged based on qualitative and quantitative patterns.

Application: Arrange a set of objects based on patterns in qualitative and quantitative data

Application: Identify main points of the history and evolution of the periodic table

U6-2

Predicting characteristics

Understanding: The characteristics of undiscovered elements were accurately predicted by analyzing patterns on the periodic table.

Application: Predict the characteristics of elements using patterns and trends.

Application: Identify patterns of elements on the periodic table.

U6-2 LAB

Lab: Qualitative observations of reactivity.

U6-3

Classifying elements

Understanding: Elements with common characteristics are classified together and named.

Application: Identity classifications of elements on the periodic table and discuss their common characteristics.

U7-1

Element names and symbols

Understanding: Elements can be represented with a symbol (ex. carbon - C &  sodium - Na)

Application: Identify the name and symbol of elements listed on page 4 of Unit 7 packet.

U7-2

Main group binary compounds

Understanding: Naming compounds composed of two main-group elements depends on whether it is a nonmetal-nonmetal or metal-nonmetal combination.

Application: Name and/or write the formula for ions from the main groups and  compounds composed to two main-group elements

U7-3

Ionic compounds with transition metal

Understanding: Transition metals (B group) can form multiple ions, so the ion charge is specified with a Roman numeral in compounds containing transition metals.

Application: Name and/or write the formula for compounds containing transition metals.

U7-4

Ionic compounds with polyatomic ions

Understanding: Polyatomic ions are charged particles composed of two or more atoms, and can form compounds when bonded to another ion.

Application: Name and/or write the formula for polyatomic ions and compounds containing polyatomic ions.

U7-5

Formula & molar mass

Understanding: Formula mass is the sum of atomic masses in a formula and molar mass is the mass of one mole of a substance.  

Application: Determine the formula and/or molar mass of a substance

U7-6

Formula determination

Understanding: Percent composition is the percent by mass of each element in a compound and can be used to identify substances.

Application:  Calculate percent composition and/or use percent composition to identify a compound.

U7-6 LAB

Lab: Isolate copper in a unknown compound and measure its mass

U7-7

Acids

Understanding: Acids are composed of a hydrogen cation bonded to an anion.

Application: Name and/or write the formula of acids