Texas Education Agency
Texas Gateway: 4.5 Normal, Tension, and Other Examples of Force
By the end of this section, you will be able to define normal and tension forces, apply Newton's laws of motion to solve problems involving a variety of forces, and use trigonometric identities to resolve weight into components.
CK-12 Foundation
Ck 12: Universal Law of Gravity
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will learn to describe and calculate how the magnitude of the gravitational force between two objects depends on their masses and...
E-learning for Kids
E Learning for Kids: Science: Indian Ocean: What Kind of Natural Forces Do We Recognize?
Learn about forces (push or pull), gravity, and friction in this module by training dolphins.
My Science Site
Forces and Motion [Pdf]
This resource provides reproducibles that aide in student learning of force and motion. Also offers hands-on and cooperative learning activity ideas as well as an ESL/ELD activity. This resource is in PDF form; requires Adobe Reader.
CK-12 Foundation
Ck 12: Universal Law of Gravity
[Free Registration/Login may be required to access all resource tools.] Using Newton's Law of Gravity and the equations of uniform circular motion, students solve problems involving the force of gravity.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Gravity and Orbits
Move the sun, earth, moon, and space station to see how it affects their gravitational forces and orbital paths. Visualize the sizes and distances between different heavenly bodies, and turn off gravity to see what would happen without it.
Physics Classroom
The Physics Classroom: Circular, Satellite, Rotational: Roller Coaster G Forces
Roller coaster rides are notorious for creating accelerations and g-forces. The magnitude and direction of normal force and gravity during the motion through a coaster's loop are depicted this animation.
E-learning for Kids
E Learning for Kids: Science: Pirates: What Are Some Forces Around Us?
Covers the meanings of force, friction, and gravity, and the differences between magnetic and elastic spring force, and between weight and mass. The effect of air resistance on an object's motion is also touched upon.
Science Education Resource Center at Carleton College
Serc: Investigating the Constancy of Gravity: Free Fall Using a Water Bottle
In this physics interactive lecture demonstration, students will predict what will happen if a plastic bottle, filled with water and having a hole near the bottom, is dropped. Will the bottle fall at the same rate as the water inside the...
Wikimedia
Wikipedia: Centripetal Force
Wikipedia's site on centripetal force provides a section explaining the difference between centripetal force and centrifugal force. Includes formulas and hyperlinked terms.
Science Education Resource Center at Carleton College
Serc: Force and Motion: Gravity and Wind Resistance
Students investigate the effects of force on objects in motion particularly as it relates to gravity and wind resistance by performing a classroom egg-drop activity.
Utah Education Network
Uen: The Larger It Is the Harder It Falls
Understand the concept of force and the effect it has on the motion of objects.
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: The Value of G Interactive
Students investigate how the force of gravity varies with location on Earth. They are challenged to find the pattern in their findings.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Gravity Force Lab
Manipulate the mass and distance of two objects to see how these properties change the gravity force.
Other
Federal Aviation Administration: Anti Gravity Marble [Pdf]
This experiment examines Newton's Second Law of Motion. Learn how centrifugal and centripetal force help to keep a marble in a can when turned upside down.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Gravity Force Lab
An interactive simulation that teaches about gravitational force, Newton's Third Law, and force pairs by varying properties affect the gravitational force exerted between two objects. This simulation can either be downloaded or played...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Gravity and Orbits
An interactive simulation that teaches about gravitational force, circular motion, and astronomy by manipulating the sun, earth, moon, and a space station to observe the effects of gravity and orbital paths. This simulation can either be...
Texas Education Agency
Texas Gateway: Uniform Circular Motion and Gravitation: Centripetal Forces
By the end of this section, you will be able to calculate coefficient of friction on a car tire and to calculate ideal speed and angle of a car on a turn.
Scholastic
Scholastic: Study Jams! Science: Our Solar System: Gravity & Inertia
A video and a short multiple-choice quiz on the topic of gravity and inertia, and how they work together to keep objects from floating off into space.
Science Education Resource Center at Carleton College
Serc: Mn Step: What Makes Things Move?
In this activity, young scholars will learn about push and pull forces that make things move. They will also practice using position words to describe location. To learn about forces, they will move objects, observe the movement of...
CK-12 Foundation
Ck 12: Earth Science: Gravity in the Solar System
[Free Registration/Login may be required to access all resource tools.] Understand the role of gravity in space.
Ducksters
Ducksters: Physics for Kids: Motion Glossary and Terms
Kids learn about glossary and terms in the science of physics and motion. Definitions for words such as momentum, force, work, energy, gravity, scalar, vector, power, and more.
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: Gravity More Than a Name
This tutorial is intended for students to strengthen their understanding of gravitation and understand the nature of this force.
TED Talks
Ted: Ted Ed: Would You Weigh Less in an Elevator?
Video that uses an elevator in motion to describe the relationship among weight, gravity, and relative motion. [3:36] Includes a short quiz and a list of additional resources to explore.