# MERLOT Materials

#### Filter by

121-144 of 555 results for Materials Submitted by John Walkup

#### How a Compact Disk Works

This tutorial explores how a laser beam is focused onto the surface of a spinning compact disc, and how variations... see more

#### How A Metal Detector Works

The operation of metal detectors is based upon the principle of electromagnetic induction. Metal detectors contain one or... see more

#### Human Vision

Exploring how images are created on the retina of a human eye, this tutorial allows the student to adjust the distance of... see more

#### Impedance Applet, Example 3

Physlet demonstrates the current, voltage, and power and its relationship to impedence/reactance. The frequency of the AC... see more

#### Inclined Plane

This Java applet demonstrates a motion on an inclined plane with constant velocity and the corresponding forces.

#### Interactive Lens Action Tutorials

This set of tutorials examines lens action as a function of lens shape. Examine the difference between negative and... see more

#### Interference Between Two Sinusoidal... Interference Between Two Sinusoidal Waves

In this applet you can see the result of superimposing two waves of different frequencies and amplitudes on top of each... see more

#### JFourier1

From the directions: "Click new motif to start drawing a new point set. Then select one of the colors, which correspond... see more

#### JFourier2

This applet calculates Fourier transforms (FT) of a given pointset. The pointset is generated by the plane space groups... see more

#### JFourier3

A utility for calculating, and imaging, the Fourier transform of periodic, and quasi-periodic, surfaces.

#### JTiling - Quasiperiodic Tilings

Quasiperiodic rhombic tilings generated by the dual method. Several parameters, such as local rotational symmetry (5-fold... see more

#### Lasers

This tutorial explores how a ruby laser crystal works when excited by a xenon flash tube. As photon energy is "pumped"... see more

#### Lauegram Applet

Applet displays Laue diffraction patterns for crystals.

#### Lauegrams for Quasicrystals

This applet simulates X-ray Diffraction patterns for the Laue method (transmission/backreflection mode).

#### LAVA - Linear Algebra Visualization... LAVA - Linear Algebra Visualization Assistant

This interactive toolkit is designed to introduce concepts usually covered in a first course in linear algebra. The... see more

#### LecturesOnLine Physics Applets

A large collection of applets covering a wide array of topics. Handy calculator included.

#### Lenz's Law

This interactive tutorial illustrates the directional relationships between induced magnetic fields, voltage, and current... see more

#### Lessons on Motion

A collection of simulations and other lessons on motion of objects.

#### Lever Principle

This applet shows a symmetric lever with some mass pieces each of which has a weight of 1.0 N. The lever arms can be read... see more

#### Lightning: An Example Of A Natural... Lightning: An Example Of A Natural Capacitor

Clouds and the ground can act in unison to mimic a huge natural capacitor. This tutorial shows how the collisions of dust... see more

#### Linear Absorption Coefficient

This applet calculates the linear absorbtion coefficient [1/cm] for a given chemical formula and various X-ray... see more

#### Lorenz Attractor

Applet plots a Lorenz attractor by allowing user to input many variables.

#### LRC Circuit

This Java applet is intended to show you how a system of a resistor, a capacitor and an inductor react with one another... see more

#### Magnetic Fields and Compass... Magnetic Fields and Compass Orientation -

Explore the effects of induced electromagnetic fields on the orientation of a compass. A virtual switch is provided to... see more