# Force -- Work -- Energy

 The following activities target a middle school population although activities are approachable by more advanced elementary school students. The activities are also ideal for high school students to review basic concepts. All exercises make use of javascript's which provides for a more interactive environment.
 SPEED, VELOCITY AND ACCELERATION What is the difference between speed and velocity? What is acceleration? Graphing Velocity and Acceleration. Testing your understanding. FORCE What is force? Measuring forces. Describing Forces. What does a force do? What is friction? Assessment Questions.
 VECTORS AND SCALARS What is a vector quantity? Examples of Vectors. What is a Scalar Quantity? Examples of Scalars. Test your understanding of vectors and scalars.
 NEWTON'S THREE LAWS See Newton's Three Laws in Latin and the English translation. Examples for each law are given.
 DIFFERENCE BETWEEN MASS AND WEIGHT What is the difference between mass and weight? GRAVITY MASS AND WEIGHT Gravity, mass and weight in relation to the Solar System ABOUT ENERGY What is Energy, Types of Energy, Kinetic Energy, Potential Energy, Law of Conservation of Energy, Energy Efficiency, Sources of Energy, Assessment Test... WORK, ENERGY AND POWER Definitions for work, energy and power. Types of energy, calculating work, and power. Examples of work and power. Work-Energy Principle. ELECTRIC POWER AND ENERGY How to understand and calculate an energy bill with examples... MATHEMATICAL RELATIONSHIPS IN SCIENCE See Lab 5 on Acceleration--What is a the relationship between how the distance travels and the time in travel for an accelerating object? BASIC AND DERIVED UNITS Basic and derived units including , physical quantities, symbols for units of measure.