# center of mass   33 videos

• #### Center of Mass

##### PhysicsGravitation

Finding an object's center of mass.

center of mass gravity
• #### Conservation of Mass

##### ChemistryMatter

Understanding the law of conservation of mass.

conservation of mass law
• #### Molar Mass

##### ChemistryChemical Reactions

How to find and use molar mass.

molar mass chemistry mole
• #### Atomic Mass

##### ChemistryThe Atom

Using atomic mass to understand isotopes.

atomic mass isotopes average amu
• #### Law of Conservation of Mass

##### ChemistryChemical Reactions

Understanding the law of conservation of mass.

law conservation mass created destroyed conserved
• #### Mass-Energy Equivalence

##### PhysicsNuclear Physics

An explanation of mass energy equivalence.

mass energy equivalence e=mc^2
• #### Chords and a Circle's Center

##### GeometryCircles

How to define a chord; how to describe the effect of a perpendicular bisector of a chord and the distance from the center of the circle.

chord perpendicular bisector distance from the center congruent chords
• #### Center and Apothem of Regular Polygons

##### GeometryArea

How to define the apothem and center of a polygon; how to divide a regular polygon into congruent triangles.

center circumscribed circle inscribed polygon isosceles triangle regular hexagon
• #### Density

##### PhysicsSolids, Liquids and Gases

Understanding how density relates the volume and mass of a substance.

density mass volume
• #### Measures of Center

##### Pre-AlgebraIntroductory Statistics

Overview of how to calculate and when to use mean, median, and mode

• #### Constructing the Centroid

##### GeometryConstructions

How to identify the centroid and the way it divides each of the medians.

point of concurrency center of mass center of gravity centroid proportional segments construct
• #### Momentum

##### PhysicsEnergy and Momentum

Understanding an object's momentum.

momentum mass velocity
• #### Stoichiometry

##### ChemistryChemical Reactions

How to use stoichiometry to work with chemical equations.

stoichiometry law of conservation of mass
• #### Mean

##### AlgebraIntroduction to Statistics

How to calculate the mean, or average, of a list of numbers.

mean measure of center average
• #### Median

##### AlgebraIntroduction to Statistics

How to calculate the median of a data set.

median measure of center
• #### Mode

##### AlgebraIntroduction to Statistics

How to find the mode of a data set.

mode measure of center
• #### Transformations of a Hyperbola

##### Algebra 2Conic Sections

How to transform the graph of a hyperbola.

transformation hyperbola center
• #### Transformations of a Hyperbola

##### PrecalculusConic Sections

How to transform the graph of a hyperbola.

transformation hyperbola center
• #### Equation of a Circle

##### GeometryPythagorean Theorem

How to derive the equation for a circle using the distance formula.