Texas Education Agency
Texas Gateway: Effects of Force
Explore the effects of forces around us in the world.
NASA
Nasa: Magellan Mission to Venus
This home page from NASA offers Venus images taken by Magellan and other highlights from the mission. In orbit around Venus for four years this mission provided maps of 98 percent of the surface of Venus that are more detailed than most...
Discovery Education
Discovery Education: Physical Science: Gravity Gets You Down
In this lesson, students make predictions about falling objects of different sizes and masses to learn about gravity and air resistance. Includes audio vocabulary list and extension activities.
Physics Aviary
Physics Aviary: Deep Sea Diver Lab
Examine the factors affecting the pressure under a fluid. Run this simulation on "Earth-Like" planets with the same atmospheric pressure but different accelerations due to gravity.
Physics Aviary
Physics Aviary: Practice Problems: Find Mass With Torque
Determine the unknown mass that is being balanced by a known mass for a meter stick balanced at its center of mass (50.0 cm mark).
Physics Aviary
Physics Aviary: Practice Problems: Find Mass With Torque Hard
Determine the unknown mass that is being balanced by two known masses for a meter stick balanced at its center of mass (50.0 cm mark).
Physics Aviary
Physics Aviary: Practice Problems: Gravitational Force on a Kuiper Belt Object
Students must find out the strength of the gravitational force on a ship that is at rest on a Kuiper Belt Object (KBO).
Physics Aviary
Physics Aviary: Practice Problems: Gravitational Force on Satellite
Students must find out the strength of the gravitational force that acting on a satellite at a certain distance from a body's surface.
Physics Aviary
Physics Aviary: Practice Problems: Gravitational Field Strength
Students must find out the strength of the gravitational field at a location of an orbiting satellite.
Physics Aviary
Physics Aviary: Practice Problems: Dump Tower Level 1
Students must find the acceleration due to gravity on a planet and the impact speed of an object that has been falling from the top of a garish tower.
Physics Aviary
Physics Aviary: Practice Problems: Dump Tower Level 2
Students must find the time it has been falling and the average speed it has been falling between to stories of a garish tower.
Physics Aviary
Physics Aviary: Practice Problems: Dump Tower Level 3
Students will be given information about a planet and they must calculate how long it takes an object to fall from the top of a garish tower.
Physics Aviary
Physics Aviary: Practice Problems: Dump Tower Level 4
Students will try to determine the mass of a planet based on the falling of an object from the top of a garish tower.
Bill Nye
Bill Nye: Falling for Science
This tutorial from Bill Nye shows that gravity pulls on all objects at the same speed. It also demonstrates that, despite this, air resistance can cause certain objects to fall more slowly.
Bill Nye
Bill Nye: Twistin' Tornado
This experiment with Bill Nye explains how to make a tornado in a bottle.
Bill Nye
Bill Nye: Penny Droplets
This tutorial by Bill Nye introduces the concept of a cohesive force through an experiment involving a penny and droplets of soapy water.
Physics Classroom
The Physics Classroom: Newton's Laws: Elevator Ride Interactive
Have you ever felt that queasy feeling in a moving elevator? Explore the physics behind the sensations of weightlessness and weightiness. Teacher notes and a downloadable handout are also provided.
Physics Classroom
The Physics Classroom: Momentum and Collisions: Egg Drop Interactive
This egg-drop simulation allows students to explore the variables that result in a safe landing or a broken egg. The emphasis of the accompanying activity sheet is on the use of science reasoning skills to understand the physics behind...
Physics Classroom
The Physics Classroom: Circular and Satellite Motion: Gravitational Fields
Students discover the Law of Universal Gravitation by changing the masses of planets and moons and the distance that separates them.
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.
Physics Classroom
The Physics Classroom: Circular & Satellite Motion: Your Weight on Other Planets
Take a quick trip to the other planets, and hop on the scale to find out how weight there compares to weight on Earth.
Physics Classroom
The Physics Classroom: 1 D Kinematics: Representing Free Fall by Graphs
In this physics tutorial, the motion of a free-falling motion will be represented using position versus time and velocity versus time graphs.
Physics Classroom
The Physics Classroom: 1 D Kinematics: The Big Misconception
An introduction to the ideas behind the misconception and misunderstanding of why all objects accelerate at the same rate. This explanation involves the concepts of force and mass.
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.