Physics Aviary
Physics Aviary: Practice Problems: Ground to Wall Soccer Kick Problem
Students must determine where a soccer ball will hit a wall based on the speed with which it is kicked. Students will also need to find the time in the air in milliseconds. This problem does not take place on Earth.
Science Education Resource Center at Carleton College
Serc: Conservation of Momentum Using Rollerblades and a Medicine Ball
In this guided inquiry demonstration, a person on rollerblades and a medicine ball are used to teach the concept of conservation of momentum. Various sorts of collisions are used to show how momentum is conserved within a system.
CK-12 Foundation
Ck 12: Plix Series: Satellites, Shuttles, and Space Stations
[Free Registration/Login Required] Simulate the launch of a rocket to see how rocket propulsion works. After the activity, answer a challenge question to check for understanding.
Physics Classroom
The Physics Classroom: Momentum and Collisions: Cart and Brick Interactive
Students analyze a collision between a moving cart and a dropped brick that lands on top of it. They use position-time data to determine the pre- and post-collision speeds of the cart and the brick. The individual momentum values of the...
Physics Classroom
The Physics Classroom: Momentum and Collisions: Exploding Carts Interactive
Students explore different situations where two side-by-side carts on a low-friction track push away from each other and travel in opposite directions. The goal is to investigate the effects on the relative mass.
Physics Classroom
The Physics Classroom: Momentum and Collisions: Collision Carts Activity 1
A virtual collision track with colliding or exploding carts allows students to explore elastic and inelastic collisions. They can vary the mass of the two carts and their pre-collision velocities. An accompanying activity sheet which...
Physics Classroom
The Physics Classroom: Momentum and Collisions: Collision Carts Activity 2
A virtual collision track with colliding or exploding carts allows students to explore elastic and inelastic collisions. They can vary the mass and velocities of the two carts. An accompanying activity sheet which focuses on elastic...
Teachers TryScience
Teachers Try Science: Eggs at Rest Stay at Rest
Students demonstrate the properties of inertia with some common kitchen materials.
University of Wisconsin
The Why Files: Friction and Fly Balls
Try to find the sweet spot for hitting a baseball so that it travels the greatest horizontal distance.
Khan Academy
Khan Academy: What Is a Centripetal Force?
Learn what centripetal forces are and how to calculate them. Included are two problems with the solutions provided.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Lab Work Forces & Acceleration
The Illinois Institute of Technology provides this site. The site contains a graphing activity which illustrates that a constant force exerted upon an object results in constant acceleration. Rolling carts and stopwatches are used to...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Colliding Spheres
This lab activity from the Illinois Institute of Technology lets students investigate the impact of collisions upon the velocity and momentum of the colliding objects. Requires understanding of vectors.
CK-12 Foundation
Ck 12: Physical Science for Middle School
This digital textbook covers core physical science concepts and includes interactive features, real world examples, and videos.
Science Education Resource Center at Carleton College
Serc: Water Bottle Rockets Understanding Energy
In this activity, learners will design and construct a water bottle rocket. Students will demonstrate understanding of a good experimental design and analysis of results.
Physics Classroom
The Physics Classroom: Vectors: Double Trouble in 2 Dimensions
In this interactive tutorial, analyze two-body problems in which the objects are moving in different directions.
Concord Consortium
The Concord Consortium: Molecular Workbench: Conservation of Momentum
View a simulation that shows the reaction to a cart on wheels carrying a swinging pendulum.
Sophia Learning
Sophia: Introduction to a System: Lesson 2
This lesson introduces the concept a systems and explains why it is important to properly define a system. It is 2 of 2 in the series titled "Introduction to a System."
Cosmo Learning
Cosmo Learning: Momentum & Collisions
Review momentum and collisions with this collection of video lectures from East Los Angeles College. Lectures vary in length and explain the concepts with examples.
Sophia Learning
Sophia: Mass & Acceleration: Lesson 1
This lesson explains why mass and acceleration are inversely proportional. It is 1 of 2 in the series titled "Mass & Acceleration."
Sophia Learning
Sophia: Representing Forces on an Inclined Plane: Lesson 2
This lesson demonstrates how to draw free-body diagrams for objects at rest or sliding on an inclined plane. It is 2 of 2 in the series titled "Representing Forces on an Inclined Plane."
Science4Fun
Science4 Fun: Force
What is force? Illustrated discussion of how force is calculated and three familiar types.
Sophia Learning
Sophia: Interaction Between Objects: Lesson 1
This lesson introduces the concept of action and reaction forces and explains how they can be observed. It is 1 of 2 in the series titled "Interaction Between Objects."
Sophia Learning
Sophia: Introduction to a System: Lesson 1
This lesson introduces the concept a systems and explains why it is important to properly define a system. It is 1 of 2 in the series titled "Introduction to a System."
Sophia Learning
Sophia: Free Body Diagram: Lesson 2
This lesson introduces the concept of the free-body diagram. It is 2 of 2 in the series titled "Free-Body Diagram."
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