[Free Registration/Login may be required to access all resource tools.] Definition of motion and how it is related to frame of reference.

Through informational text, interactive activities, practice problems, online labs, virtual simulations, and video clips, students learn about Newton's Laws of Motion.

Review the key concepts, equations, and skills for uniform circular motion, including centripetal acceleration and the difference between linear and angular velocity.

This site offers a wealth of online textbook-related materials that encourage the discovery of science in the world around us. Enter the site to access material on specific topics. Each section contains reading material (complete with...

[Free Registration/Login may be required to access all resource tools.] Definition of force, how it relates to motion, and force as a vector.

[Free Registration/Login may be required to access all resource tools.] How to calculate acceleration from force and mass, and force from mass and acceleration.

A lesson about friction can be found on this website. Students will experiment to see how motion and frictional force affect the game of football.

[Free Registration/Login may be required to access all resource tools.] A complete, web-based textbook covering a wide range of middle school concepts in Physical Science.

In this student-paced module, students apply Newton's Laws of Motion to everyday life, calculate mathematical relationships involving force and motion using algebraic formulas, and understand the difference between mass and weight.

Manipulate the mass and distance of two objects to see how these properties change the gravity force.

Students learn about various forces and how they relate to everyday life in this interactive learning module.

[Free Registration/Login may be required to access all resource tools.] Newton's second law of motion and the effects of force and mass on acceleration. Direct and inverse relationships between force, mass and acceleration.

Students watch video clips from the October Sky and Harry Potter and the Sorcerer's Stone movies to see examples of projectile motion. Then they explore the relationships between displacement, velocity and acceleration, and calculate...

Videos that accompany activities that are hands-on challenges that focus on the engineering design process. They use simple materials, allow for multiple solutions, and are ideal for ages 9-12.

This is a performance task for Grade Four students where they observe two different pendulums and compare the two types of motion. The activity is designed for a lab setting where students work at individual stations. A rubric and...

Use your knowledge about friction to help Carrie get to the Invigatron before someone steals it. Following the activity, read more about friction and resistance, and then take a quick quiz to check for understanding.

Learn about sports science and force and motion alongside Ruff Ruffman.

Learn what centripetal forces are and how to calculate them. Included are two problems with the solutions provided.

[Free Registration/Login may be required to access all resource tools.] Projectile motion and combining forces, examples of projectile motion.

Personal site in which a teacher outlines a unit on motion. Probes through topics such as average speed, velocity, acceleration, speed, deceleration, force and more.

Let your students have a little fun and reinforce their learning of motion-related concepts at the same time.

Under the "The Science Behind Harry Potter" theme, a succession of diverse complex scientific topics are presented to students through direct immersive interaction. Student interest is piqued by the incorporation of popular culture into...

A collection of interactives, videos, and documents on a variety science concepts.

A video and a short quiz on Newton's Third Law of Motion. It breaks down what action and reaction mean, and how mass and acceleration factor into the outcome of a collision.