Physics
Featured Activities
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Electrostatics
Discover how atoms can be charged and manipulate charge and distance to examine Coulomb's Law.
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Transistors: The Field Effect
The field effect transistor is the most common type of transistor.
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Electric Current
Explore the relationships between voltage, current, and resistance that make up Ohm's Law using molecular models of circuits.
Featured Physics Activities
Build and Test a Model Solar House
Construct and test the energy efficiency and solar heat gain of a cardboard model house.
Describing Velocity
Learn about velocity-time graphs and their connection to corresponding position-time graphs, and determine velocity during different intervals.
Electric Current
Explore the relationships between voltage, current, and resistance that make up Ohm's Law using molecular models of circuits.
Electrostatics
Discover how atoms can be charged, and manipulate charge and distance to examine Coulomb's Law.
Excited States and Photons
Investigate how atoms can be excited to give off radiation.
Greenhouse Gases
Use a computer model to explore how the earth's atmosphere affects the energy balance between incoming and outgoing radiation.
Heat and Light from Electricity
How does energy change from one form to another?
How Electrons Move
Discover the forces affecting the movement of electrons, including electric and magnetic fields.
How Fast Am I Moving?
Investigate the relationship between slope and velocity on a position-time graph.
How Loud, How High?
Explore the frequency, wavelength, amplitude and velocity of sound waves.
Introduction to Quantum Mechanics
Discover the quantum nature of electrons including their wave nature, tunneling abilities, and their bound and excited states.
Making Waves
Investigate the creation of different wave shapes.
Maria's Run
Show that the motion of objects can be described by position, direction of motion, and speed.
Motion on a Ramp
Study the motion of an object as it moves up and down a ramp.
Motion Toward and Away
Explore different ways of describing motion on a graph.
Quantum Tunneling
Explore the unique concept of quantum tunneling and its importance to modern technology.
Scanning Tunneling Microscopy
Use a virtual scanning tunneling microscope to explore the quantum tunneling effect.
Seeing Motion
Investigate simple, straight-line motion.
Semiconductors
Explore the structure and behavior of natural and doped semiconductors.
Spectroscopy
Explore why excited atoms emit different wavelengths of radiation and learn how to identify atoms based on their unique atomic spectra.
Transistors: The Field Effect
The field effect transistor is the most common type of transistor.
Was Galileo Right?
Explore the effect of gravity on objects of various mass during free fall.
