Ch 26: Matter, Energy & Force

About This Chapter

Watch entertaining video lessons to ensure you have a quality understanding of matter, energy and force. Lessons cover topics that include energy transformation, states of matter and balanced and unbalanced forces.

Matter, Energy & Force - Chapter Summary

How much do you already know about matter, energy and force? Find out by reviewing the lessons in this comprehensive chapter. Presented by expert instructors, lessons provide definitions and in-depth explanations of these scientific concepts. Once you've finished reviewing this chapter, you will have the knowledge to:

  • Use properties to classify matter
  • Describe states of matter and differentiate between chemical and physical changes
  • Define and identify types of energy transformations
  • Explain the differences between balanced and unbalanced forces

Resources in this chapter enable you to study matter, energy and force concepts when most convenient. Access lessons anytime, day or night, and review them in any sequence. Take lesson quizzes and a chapter exam before, during or after reviewing the lessons to test you knowledge of concepts covered. If you hit a snag and need additional details about lesson topics, don't hesitate to submit questions to our experts.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.

To learn more, visit our Earning Credit Page

Transferring credit to the school of your choice

Not sure what college you want to attend yet? has thousands of articles about every imaginable degree, area of study and career path that can help you find the school that's right for you.