+

Share Simulation

Enter your full name.

Enter your email.

Enter a valid email.

From

Enter at least one friend's email.

Please Enter Email Address

To

At The Crossroads (Metric Units, Unit Conversions, Scientific Measurement, Mathematics Tools for Physics) | Physics | CK-12 Exploration Series

Hi! I have found this great resource at CK-12...

Send

Share on

Thanks

Your message has been sent!

Thank you for sharing CK-12 resource.

Done

Hi! I have found this great resource at CK-12...

At The Crossroads (Metric Units, Unit Conversions, Scientific Measurement, Mathematics Tools for Physics) | Physics | CK-12 Exploration Series

http://interactives.ck12.org/simulations/physics/at-the-crossroads/app/index.html?utm_medium=email&utm_source=share-content-share-simulation&utm_campaign=product

Search
Dashboard
Classes
Library
Cafe
Browse
Help
Donate
- Join
- Sign In

DONATE
Help
Join
Sign In
- Settings
- Sign Out

BLOG
ABOUT
TEACHER VERSION

Dashboard
Classes
Library
Subjects
Explore
STANDARDS
- COMMON CORE MATH
- NEXT GENERATION SCIENCE
STANDARDS
SWITCH TO STUDENT VERSION
Subjects
Help
Donate
Join
Sign In

Search

SUBJECTS

SUBJECTS

FlexBooks® 2.0
Customizable, digital textbooks in a new, interactive platform
FlexBooks®

Customizable, digital textbooks
Schools

FlexBooks® from schools and districts near you
Study Guides

Quick review with key information for each concept
Adaptive Practice

Building knowledge at each student’s skill level
Simulations

Interactive Physics & Chemistry Simulations
PLIX

Play. Learn. Interact. eXplore.
Cafe
Discussion forum for asking questions and sharing ideas
CCSS Math

Concepts and FlexBooks® aligned to Common Core
NGSS
Concepts aligned to Next Generation Science Standards
Certified Educator
Stand out as an educator. Become CK-12 Certified.
Webinars
Live and archived sessions to learn about CK-12

- Other Resources
- CK-12 Resources
- Concept Map
- Testimonials
- CK-12 Mission
- Meet the Team

Introduction to CK-12 video

Posted on Monday, February 6th, 2012 at 8:18 pm.

Written by admin

Quick Start Video

Getting Started.

CK-12 Overview

×

About
Our Mission
Meet the Team
Partners
Press
Careers
Security

Status
Success Stories
Blog
Overview
CK-12 Usage Map
Testimonials

Status
Success Stories
Blog
Overview
CK-12 Usage Map
Testimonials

Support
Certified Educator Program
Webinars
CK-12 Resources
Pilot Program
Help
Contact Us

Support
Certified Educator Program
Webinars
Implementation Guide
Pilot Program
Help
Contact Us

By CK-12
Common Core Math
K-12 FlexBooks^®
College FlexBooks^®
Tools and Apps
BRAINGENIE™

Attribution Guide

Tools and Apps

v2.9.5.20210216112214 | © CK-12 Foundation 2023

FlexBook® Platform

Terms of Use | Privacy | Attribution Guide |

v2.9.5.20210216112214 | © CK-12 Foundation 2023

FlexBook® Platform