**Physics 1 topics**

**Some odds and ends**

Another video on unit conversions

Introduction to trig functions

An example of using trig functions to find the sides of a right triangle

two more right triangle examples

Introduction to uncertainty and least count

How to calculate a multivarible differential

How to use differentials to estimate error

**1-d motion**

A graphical introduction to Velocity

How to find average velocity form a position graph

How to calculate displacement from a velocity graph

How to write equations of motion

ex 2 of finding displacement from a velocity graph

Introduction to 1-d acceleration

An example using graphs to solve a 1-d motion problem

Acceleration caused by gravity demonstration

Introduction to acceleration caused by gravity

Example of a free fall problem

Example of a 1 d motion problem with 2 objects

**Vectors and projectile motion**

How to find vector components

How to add vectors using method of components

How to write equations for a projectile

**Newton’s Laws of Motion**

Introduction to Newton’s First Law

Introduction to Newton’s Second Law

Introduction to Newton’s Third Law

How do draw a free body diagram

example of free body diagram of a moving car

How to calculate the force of gravity

Introduction to coefficient of friction

Newtons Second Law example 0. Bill pushing a car

Newtons Second Law example 1 with friction

Example of Newton’s Second Law, and graphical study of motion

How to write Newton second law equations in 2-d

Example 2 of Newtons Second Law

Example 3 of Newtons Second Law

Example 4 of Newtons Second Law

Example 5 Newtons second law for circular motion

Example 6 Newtons Second Law. Da Bear

**Principles of Work and Energy**

Calculating work in a 2-d problem

Introduction to* Kinetic Energy*

How to tell when work is positive, negative, or 0.

A little more about gravitational PE

Introduction to principles of work and energy

These videos are new as of 2-26-2016

How to calculate work in a 2-d problem

short example of calculating average power

**Momentum and Impact**

Introduction to *momentum and impulse*

Why we use momentum for impacts

How to write momentum equations for an oblique impact

Momentum example 0, 1-d impact

**Circular Motion**

What is centripetal acceleration?

How to find the speed and centripetal acceleration of an object in circular motion

How to find the acceleration of an object in circular motion

**Torque and conditions of equilibrium**

**Rotational Motion**

Introduction to* angular velocity*

rotational motion of a car tire

Introduction to *Moment of Inertia*

Parallel Axis Theorem example 1

Calculating moment of inertia of a system of point masses

Calculating Moment of Inertia of a linear mass distribution(221 only)

Newton’s Second Law for rotation example

Newton’s second Law for rotation example 2

Work energy with rotational motion example 1

**Newtons Theory of Gravity**

Calculating the escape speed of earth

**Mechanical Vibrations**

How to solve a *second order homogenous differential equation*

** Thermodynamics**

Introduction to the thermodynamic variables

Introduction to the thermodynamic variable II

Introduction to thermal expansion

Introduction to thermodynamic variable, *heat*, and *internal energy*

Introduction to Heat and Internal Energy

specific heat and Latent heat ex

Introduction to PV diagrams and work done on a gas