Interactive
CK-12 Foundation

Ramp and Piano

For Students 6th - 12th Standards
Can you lift a piano into a truck? Simulation allows scholars to explore the relationship between force, ramp length, and weight. Pupils control the variables of truck bed height, ramp length, weight of piano, and the number of friends...
Interactive
CK-12 Foundation

Orbital Motion

For Students 6th - 12th Standards
Why do planets orbit the sun in ellipses when moons orbit their planet in circles? Pupils control the semi-major axis, eccentricity of the orbit, and position angle. The resulting orbital appears with the related force vectors as...
Interactive
CK-12 Foundation

Unicycle

For Students 6th - 12th Standards
What is the steepness of a hill before a unicyclist slides down it rather than pedaling down it? The simulation graphs the wheel speed versus the unicycle speed as the rider goes down a hill. Scholars control the mass of the rider,...
Interactive
CK-12 Foundation

Yo Yo

For Students 9th - 12th Standards
Does a yo-yo descend at the speed of gravity? The simulation explores angular speed and torque as a yo-yo is moved through a standard rotation. Scholars control the size and style of the yo-yo as well as the throwing speed. Challenge...
Interactive
CK-12 Foundation

Bowling Alley

For Students 9th - 12th Standards
Sometimes it appears that a bowling ball slides down the alley rather than rolling, while other times it appears to switch rolling directions at some point. Scholars control the bowling ball size, initial rotation, initial speed, and...
Interactive
CK-12 Foundation

Ski Jump

For Students 6th - 12th Standards
What are the three types of energy a ski jumper uses? If you said potential, kinetic, and heat, then you are correct. Scholars adjust the jumper's mass, jumper's form, and height of the start line in the simulation to display graphs of...
Interactive
CK-12 Foundation

High Energy Particles

For Students 6th - 12th Standards
How much energy is required to break apart an atomic nucleus and does it vary based on the type of atom? Scholars virtually experiment with a linear accelerator in order to answer these questions. They alter the voltage, length of the...
Interactive
CK-12 Foundation

Hot Oven

For Students 6th - 12th Standards
Why does the air in a hot oven not burn skin, but metal in the oven does? The simulation focuses on the difference between temperature and thermal energy and the way these are transferred. Scholars adjust the temperature of an oven and...
Interactive
CK-12 Foundation

The Marina

For Students 9th - 12th Standards
Breakwaters offer marinas and beaches protection from large ocean waves, but how do they work? Scholars observe wave patterns and wave amplitude during the simulation. They control the number of openings, width of openings, distance...
Interactive
CK-12 Foundation

Scuba Training

For Students 9th - 12th Standards
How does a scuba diver control whether they sink or float? Scholars observe the relationship between absolute pressure and depth below the surface in an undersea simulation. They control the diver size and depth to center of mass to...
Interactive
CK-12 Foundation

Heat Engine

For Students 9th - 12th Standards
How can heat power an engine? Scholars observe a heat engine working and control variables to determine the most efficient setup. They change the amount of heat input as well as the stroke length. Energy efficiency numbers prove the...
Interactive
CK-12 Foundation

Runaway Balloon

For Students 9th - 12th Standards
When a child lets go of a helium balloon, what happens to it? Does it float all the way to space? The simulator allows pupils to experiment on party balloons and weather balloons under different conditions to see what happens to them in...
Interactive
CK-12 Foundation

Stow Lake

For Students 9th - 12th Standards
Does the depth of a pond matter to the waves created when rain is falling? Many people assume the answer is no, but interestingly, it does matter. Pupils explore this concept and other variables related to wave behavior through a...
Interactive
CK-12 Foundation

Stadium Wave

For Students 6th - 12th Standards
If you are at a sports match and the crowd starts two waves that are both headed toward you at the same time, what do you do? The simulation applies the concepts of constructive interference and destructive interference to that very...
Interactive
CK-12 Foundation

Light Wave

For Students 9th - 12th Standards
Do radio waves create light? It's more difficult to understand the things we can't see than those that we can. The simulation compares the relatively small range of visible light to the entire electromagnetic spectrum. It graphs the size...
Interactive
CK-12 Foundation

Trampoline

For Students 6th - 12th Standards
Does a trampoline use mostly potential or kinetic energy? Pupils adjust the mass of the jumper, stiffness of the trampoline, and initial jump height in order to answer that question. The simulation displays graphs of the various types of...
Interactive
CK-12 Foundation

Rose Colored Glasses

For Students 9th - 12th Standards
How can we change the color of what we are seeing? The simulation allows individuals to change the color of a car's paint, the color of light pointed at the car, and the color of glasses the person is wearing. Each combination creates a...
Interactive
CK-12 Foundation

Block and Tackle

For Students 6th - 12th Standards
Can you easily lift more than your own weight? With a pulley system, almost anyone can manage this challenge. Scholars adjust the mechanical advantage (number of pulleys), weight of object being lifted, and the length of rope pulled. The...
Interactive
CK-12 Foundation

Cassegrain Telescope

For Students 6th - 12th
How does a telescope magnify images? Learners first watch a tutorial explaining the basic construction of a telescope. Then they interact with a simulation that allows for changes in the location and diameter of the reflecting mirrors....
Interactive
CK-12 Foundation

Roller Coaster

For Students 6th - 12th Standards
Roller coasters rely on both kinetic and potential energy, but how much total energy does a roller coaster need? Scholars vary the mass of a coaster and the height of the initial hill. Graphs showing the types of energy and total energy...
Interactive
CK-12 Foundation

At the Crossroads

For Students 9th - 12th Standards
Young scientists investigate methods of comparing standard and metric units with a technology-enhanced lesson that builds a connection between conversion ratios and the corresponding units. The simulation allows learners to...
Interactive
CK-12 Foundation

Irwin 2D

For Students 6th - 12th
Learners explore two-dimensional motion through visual modeling with an interactive lesson that allows them to control the path of a robot. Graphs show both the horizontal and vertical motion as the robot continues through its...
Interactive
CK-12 Foundation

Bobsled

For Students 9th - 12th
Bobsled riders' safety depends on skill ... and physics! Learners use a simulation to understand the physics behind the sport. They manipulate the speed, mass, and/or turn radius of the sled and watch the effects on the centripetal...
Interactive
CK-12 Foundation

Newton's Cannon

For Students 9th - 12th
Gravity does more than keep our feet on the ground — it holds a satellite in orbit, too. Help learners understand the effects of gravity on an orbiting object through a simulation activity. Individuals adjust a launch speed and watch as...

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