TeachEngineering
Teach Engineering: Aqua Thrusters!
In this activity, students construct their own rocket-powered boat called an "aqua-thruster." These aqua-thrusters will be made from a film canister and will use carbon dioxide gas - produced from a chemical reaction between an antacid...
Physics Classroom
The Physics Classroom: Vectors: Forces in Two Dimensions:equilibrium and Statics
Through examples and practice problems, this interactive tutorial helps students understand forces that are in a state of equilibrium with a net force of zero.
Read Works
Read Works: The Science of Fun!
[Free Registration/Login Required] An informational text about the science behind circus acts. A question sheet is available to help students build skills in reading comprehension.
Exploratorium
Exploratorium: Science Snacks: Balancing Ball: Suspend a Ball in a Stream of Air
In this lesson plan students learn about air flow using a suspended ball in an air stream.
Sophia Learning
Sophia: Practice W/ Air Resistance: Lesson 1
This lesson provides the learner with example problems using Newton's second law of motion, when accounting for air resistance. It is 1 of 2 in the series titled "Practice w/ Air Resistance."
Walter Fendt
Walter Fendt: Apps Zur Physik
This site, in German, offers numerous apps that illustrate common physics principles. Apps are organized into categories: mechanics, oscillations and waves, electrodynamics, optics, thermodynamics, the theory of relativity, physics of...
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.
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.
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: Elastic and Inelastic Collisions: The Case of the Happy and Sad Balls
Students improve their understanding of momentum conservation and learn that a recoiling object in an elastic collision will transfer more impulse than if it collided inelastically.
Science Education Resource Center at Carleton College
Serc: Electromagnetic Induction Demonstration
Students learn the relationship between the electric and magnetic fields. Specifically, they verify that a magnetic field is created in a current carrying coil of wire and a changing magnetic field can induce a current in another coil of...
Wikimedia
Wikipedia: Rocket
Wikipedia provides an encyclopedia definition of a rocket, including information on rocket history, size, types, and more.
TeachEngineering
Teach Engineering: Strawkets and Thrust
In this activity, students investigate the effect that thrust has on rocket flight. Students will make two paper rockets that they can launch themselves by blowing through a straw. These "strawkets" will differ in diameter, such that...
CK-12 Foundation
Ck 12: Physical Science: Types of Friction
[Free Registration/Login may be required to access all resource tools.] The four types of friction and how they act on objects.
Physics Aviary
Physics Aviary: Practice Problems: Energy on Incline Level 2
Students must predict the distance a box will move up an incline based on energy conservation. There will be friction present and some of the original KE will turn into heat.
Physics Aviary
Physics Aviary: Practice Problems: Power of Motor for Billy on Hill (Level 1)
Students must determine the power that is being exerted by a motor to pull a person up a frictionless incline.
Physics Aviary
Physics Aviary: Practice Problems: Billy on Hill (Level 2)
Students must predict the distance traveled by a person on a sled. The person will start with potential energy due to gravity and then lose some energy on a hill. They will then lose the remaining energy on a level surface. You have to...
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Equations and Thinking
In this interactive physics tutorial, students will take a more qualitative approach to some collision problems. The questions provide a real test of conceptual understanding of momentum conservation in collisions.
Physics Classroom
The Physics Classroom: Momentum and Its Conservation: Explosions
As with collisions, this interactive physics tutorial shows students how momentum is conserved in explosions.
Physics Aviary
Physics Aviary: Atwood Machine Lab
This lab was designed to have students practice the Atwood lab prior to doing it for real. Students can adjust the masses and the planet and then collect position vs. time data and velocity vs. time data.
Physics Aviary
Physics Aviary: Practice Problems: Forces on Incline Problem Medium
Students must find out force normal on an object on an incline at the angle at which the object is first about to slip.
Physics Classroom
The Physics Classroom: Vectors: Forces in Two Dimensions: Addition of Forces
In this tutorial, examine the effect of forces acting at angles to the horizontal, such that the force has an influence in two dimensions- horizontally and vertically.
CK-12 Foundation
Ck 12: Physical Science: Combining Forces
[Free Registration/Login may be required to access all resource tools.] Featurea the definition of combining forces: Pulling down and pushing up, forces acting in opposite directions, forces acting in the same direction.
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