# Lesson_Friction_Title

Lesson_Friction_Goal

## Lesson_Create_A_Scene

Lesson_Friction_CreateBoxes
Lesson_Friction_RotateBoxes
Lesson_Friction_FixateBoxes
Lesson_Friction_AssignBoxes
Lesson_Friction_ShowForces
Lesson_Friction_FrictionBox

## Lesson_Make_A_Prediction

Lesson_Friction_AreSpeed

## Lesson_Run_Interact

Lesson_Friction_RunWatch

## Lesson_Evaluate

Lesson_Friction_WhatAngle
Lesson_Friction_AllPlanes

## Lesson_Revise_Scene

Lesson_Pause
Lesson_Friction_CreatePlanes
Lesson_Friction_CreateStopper
Lesson_Friction_IdenticalBox
Lesson_Friction_Investigate
Lesson_Friction_SameMass
Lesson_Friction_InfluenceMass