






Chapter 8: Motion and Forces 


Welcome to Science Spectrum: A Physical Approach. Chapter 8 describes motion and the forces that affect motion, and introduces Newton’s three laws of motion. Use the links below to find learning tools that will help you review the chapter and extend your study. 


Review and Practice 


Reading Skills: KWL This worksheet will help you organize your thoughts before and after you read the chapter or an article.






Glossary: Chapter 8 Use this handy list of terms to help you understand the new vocabulary in this chapter.






Homework Help: Chapter 8 Study Guide Select one of the sections listed below to review key skills and concepts from the chapter. Pretest  Section 1  Section 2  Section 3  Mixed Review






Math Skills Mathematics lay at the heart of science. Click the link above to review some important skills from this chapter.






Working with Scientific Equations and Formulas: Rearranging Algebraic Equations To perform some calculations, you may need to rearrange algebraic equations. Learn this process.






The Math of Science: Rates of Change What can you use to express change over time? Find the answer here.






Quiz Yourself: Motion and Forces Click here to test your knowledge of the material found in this chapter.






Teacher Notes



Enrichment and Extension 


Online Research: SciLinks Visit NSTA's SciLinks Web site, which links you to some of the most uptodate science information on the Internet. When you get to the site, log in, and then enter a keyword for the topic you want to research. The topics and keywords for Chapter 8 are listed below.
TOPIC: Forces
SciLinks CODE: HK1081
TOPIC: Friction
SciLinks CODE: HK1083
TOPIC: Graphing Speed, Velocity and Acceleration
SciLinks CODE: HK1085






Connection to Fine Arts: Momentum of Line in Art Explore the relationship between momentum in science and momentum in art.






Connection to Social Studies: An Expanding City Learn more about the development of Los Angeles and the causes of that development.






Integrating Biology: How Fish Maintain Neutral Buoyancy Do humans possess neutral buoyancy? Find the answer here.






Integrating Health: Energy Costs of Walking and Running Study how energy used while running differs from energy used while walking.






Integrating Mathematics: Jesse Owens in the 100 Meter Dash Make a graph and analyze the speed of a sprinter in the 100 m dash.






Integrating Space Science: Gravity and the Planets Find out how gravity helped astronomers predict the existence of a planet before the planet was discovered.






Technology Note: The Golden Gate Bridge Have you ever wondered what is holding the Golden Gate Bridge together? Study its construction and the forces at work.






Career: Roller Coaster Designer Are geometry and physics important at an amusement park? Learn more here.






Real World Applications: Hiking in Yellowstone Use Naismith’s rule to determine how changing altitude affects the travel time of hikers.






Science and the Consumer: Car Seat Safety Are cars safe for children? Find the answer here.

