Listen in as Mia and Sam expound on sound. It is caused by vibrations and travels in waves. It has the qualities of pitch, frequency, and volume. This hip animation displays a graph to depict the frequency and amplitude of sound waves....

Let there be light in your classroom with a video that explains that light travels in waves, the electromagnetic spectrum contains seven colors, and the color of an object depends on which light waves it reflects and absorbs. With...

Zoe and RJ are trying to photograph an egret on a lake, but they are having trouble with the lighting. Reflection, refraction, and absorption are explored through their thoughtful dialogue so that your physical scientists are illuminated...

Why did the waves get into a fight? They were tired of each other's interference. Scholars observe the wave patterns from dripping water, sound waves, and light waves. They vary the spacing, build barriers, and increase the number...

Use this slide show to introduce your class to some of our most useful natural resources. The text beneath the photographs differentiates between renewable and non-renewable resources. The need for conservation of resources and human...

Raise the temperature in your class with this hot film! Cartoon teens discuss thermal energy, the conservation and transfer of energy, three methods of heat transfer, conductors, and insulators. The publisher effectively packed every...

Shock your physical science class using this video to teach the basics of static electricity. Electricity is defined,and electrons are differentiated from protons on an atom model. The use of hydropower and wind are explained as ways of...

Eight slides introduce viewers to the wonders and woes of fossil fuels. How are they formed? How do we use them? How do they harm the environment? And how can we conserve? All of these thoughts are briefly touched upon. In addition to...

Six simple images pull your class into magnets. Most of the pictures show magnetic fields as revealed by iron filings. Concepts are explained in print along the bottom of each slide and include magnetic force, force fields, poles,...

Fireflies are more than just mobile twinkle lights. An online interactive lesson teaches individuals about the light patterns fireflies use to communicate with each other. After they practice the patterns themselves, they could be...

A single slide introduces each of the following renewable energy sources: hydroelectric, wind, geothermal, solar, tidal, and biomass. This provides a succinct overview that you can use as a visual aid when you first introduce alternative...

Set to upbeat instrumental background music, eight slides present pictures of electrical wires, batteries, and appliances, Each slide is accompanied by a few sentences that introduce viewers to concepts related to current electricity....

There is a scallop that relies on sight so much that it actually has more than 100 eyes! There are many species that rely heavily on one sense or another. An online interactive resource has youth read about several of these animals. The...

In this AC waveforms worksheet, students answer ten questions about AC voltage, frequencies of waveforms and they interpret diagrams of AC voltage.

In this electrical circuit worksheet, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This worksheet is printable and the answers are revealed online.

In this earthquake exploration worksheet, students complete 3 prior knowledge questions, then use "Energy Conversions Gizmo" to conduct several activities, completing short answer questions when finished.

In this online interactive vocabulary skills learning exercise, students match the 10 vocabulary terms in the word bank to the appropriate definitions. Students may submit their answers to be scored. All of the words begin with...

A model for examining the simultaneity of two events where the relative velocity and the wave source, either light or sound, can be manipulated.