Christopher Rafalik

Examples of Newton's 1st - Why do we need seatbelts? (TEKS 8.6C)

Why does a baseball go farther than a softball Newton's Second Law? (TEKS 8.6C)

How to use F=ma to find Force, mass, or acceleration (TEKS 8.6C)

What happens if the forces are balanced acting on an object? (TEKS 8.6A)

How to calculate Net Force (TEKS 8.6A)

What is Force? How do I tell if it is Balanced or Unbalanced Force? (TEKS 8.6A)

Hurricanes - A basic introduction into how and why they form (TEKS 8.10C)

Weather - High and Low Pressure Notes

Demonstrating High and Low Pressure with a Soda Can

Introduction to Fronts

Interview with a Coastal Biologist

Invasive Species

Draw Moon Phase

Flip or Flop - Confessions of a First Year Flipper

Tides

Transform Boundaries

Heat Transfer - Conduction & Convection

Convection Currents

Counting Atoms Rule 3

Counting Atoms Rule 2

The Rules for Counting Atoms - Part 1

Chemical vs Physical Reactions

Metals Metalloids Non Metals

Introduction to the Periodic Table

Calculating Number of Neutrons

Life Cycle of a Star

How to Use Camtasia to Create a Flipped Video

HR Diagrams

Moon Review

Seasons