Unit 23
Exploring energy forms, motion, and the forces that affect movement
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Day 1
What is energy? Introduction
Day 2
Forms of energy: kinetic energy
Day 3
Forms of energy: potential energy
Day 4
Energy transformations
Day 5
Heat energy and temperature
Day 6
Heat transfer: conduction
Day 7
Heat transfer: convection
Day 8
Heat transfer: radiation
Day 9
Light energy basics
Day 10
Sound energy basics
Day 11
Electrical energy introduction
Day 12
Energy conservation law
Day 13
What is motion? Position and direction
Day 14
Speed: distance over time
Day 15
Calculating speed
Day 16
Velocity: speed with direction
Day 17
Acceleration introduction
Day 18
What is a force?
Day 19
Contact forces vs. non-contact forces
Day 20
Gravity: a fundamental force
Day 21
Friction: resisting motion
Day 22
Balanced vs. unbalanced forces
Day 23
Newton's First Law: inertia
Day 24
Newton's Second Law: F = ma concept
Day 25
Newton's Third Law: action-reaction
Day 26
Simple machines: lever and pulley
Day 27
Simple machines: wheel, incline, wedge, screw
Day 28
Work and mechanical advantage
Day 29
Energy and forces in real life
Day 30
Unit review and assessment