Holt Physical Science: Online Textbook Help

  • Course type: Self-paced
  • Available Lessons: 187
  • Average Lesson Length: 8 min
  • Eligible for Certificate: Certificate completed Yes

    Certificates show that you have completed the course. They do not provide credit.

  • Watch a preview:

    The Main Branches and Sub-Branches of Physical Science

  • Holt Physical Science: Online Textbook Help Practice Test

Course Summary

Improve your grade in science class with our Holt Physical Science Online Textbook Help course. All the important science concepts covered in your textbook are featured in our short, fun video lessons, so you can get help with tougher topics or have an additional tool available for test prep.
Create an account
to start this course today
Try it risk-free for 30 days
Create an account
Try it risk-free for 30 days

23 chapters in Holt Physical Science: Online Textbook Help

Course Practice Test

Check your knowledge of this course with a 50-question practice test.
  • Comprehensive test covering all topics
  • Detailed video explanations for wrong answers
Week {{::cp.getGoalWeekForTopic(8, 23)}}
Course Progress Best Score
Lesson 1 - What is Energy? - Definition and Significance in Nature  Take Quiz
Lesson 2 - Work-Energy Theorem: Definition and Application  Take Quiz
Lesson 3 - What is Mechanical Energy? - Definition & Examples  Take Quiz
Lesson 4 - What is Chemical Energy? - Definition & Examples  Take Quiz
Lesson 5 - What is Electrical Energy? - Definition & Examples  Take Quiz
Lesson 6 - What is Radiant Energy? - Definition & Examples  Take Quiz
Lesson 7 - What is Nuclear Energy? - Definition & Examples  Take Quiz
Lesson 8 - Kinetic Energy to Potential Energy: Relationship in Different Energy Types  Take Quiz
Lesson 9 - Chlorophyll: Absorbing Light Energy for Photosynthesis  Take Quiz
Lesson 10 - Electric Motors & Generators: Converting Between Electrical and Mechanical Energy  Take Quiz
Lesson 11 - First Law of Thermodynamics: Law of Conservation of Energy  Take Quiz
Lesson 12 - Renewable & Non-Renewable Resources: Definition & Differences  Take Quiz
Lesson 13 - What Are Fossil Fuels? - Definition, Advantages & Disadvantages  Take Quiz
Lesson 14 - What is Solar Energy? - Definition, Pros & Cons  Take Quiz
Lesson 15 - Wind as a Renewable Energy Resource: Advantages & Disadvantages  Take Quiz
Lesson 16 - Hydroelectric Energy: Definition, Uses, Advantages & Disadvantages  Take Quiz
Lesson 17 - Geothermal Energy: Advantages and Disadvantages  Take Quiz
Lesson 18 - Biomass for Renewable Energy: Pros and Cons  Take Quiz
Lesson 19 - Kinetic Energy: Examples & Definition  Take Quiz

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.

Practice Tests in this course
Check your knowledge of this course with a 50-question practice test. Once you take the test, you will receive a detailed exam report complete with your personal statistics and even specific lessons to focus on! Take the practice test now
Your detailed study guide will include:
  • Answers and detailed explanations to each question
  • Video lessons to explain complicated concepts
Course Practice Test
More practice by chapter
See practice tests for: