In this physics worksheet, students examine how phase-locked loop circuits works and answer 8 short answer questions about it. They explain how FM radio communication works.

Students view (or read) The Ponder Heart by Eudora Welty. They discuss other literary pieces that include the misleading first person narrator. They role play fictional characters from literature and present a short anecdote in a...

In this solar storms activity, students find the percentage of X-Flares and Halo CMEs that occurred in solar storms and complete a Venn Diagram comparing the numbers of each.

Did you realize the visible light spectrum is less than three percent of the electromagnetic spectrum? A hands-onlesson includes five activities and experiments for scholars to explore and discover many advanced science concepts. They...

Students explore Ultraviolet detecting beads and conduct several investigations with them.  In this investigative instructional activity students participate in an experiment to see the harmful effects of UV light and discuss their...

Students examine how to conduct simple investigations and use simple equipment to gather data.  In this magnet lesson students decide what types of objects are attracted to magnets. 

Students examine the electromagnetic spectrum and demonstrate the elements within.  In this investigative lesson students complete a demonstration and calculate the energy of a photon. 

Students explore the tragic circumstances of the Great Famine of 1845-1849. They watch a program that explores the causes and consequences of the famine. Students discuss the causes of the famine. They identify the effects and...

Fourth graders study an article about Saturn.  In this investigative lesson students discuss the article and complete an activity that asks them what question they would pose about Saturn. 

Presents plans for making a shortwave crystal set radio that is capable of receiving stations from around the world with a good antenna and earth connection.

What do the radio, TV, radio controlled cars, and cell phones all have in common? They all use invisible waves to transmit information. Find out which materials block radio waves, and which materials allow radio waves to pass through in...

Middle schoolers are introduced to the electromagnetic spectrum through this group research activity. Each group investigates a different wavelength range within the em spectrum and reports back to class. Discussion ideas also included.

This site details what radiation is, the physics of radiation, and radiative transfer as it occurs in nature. Content explores the electromagnetic spectrum, electromagnetic waves, properties of radiation, and solar radiation.

Provides some short biographical information on Guglielmo Marconi (1874-1937 CE). Discusses Marconi's scientific accomplishments.

Resource provides a description, questions, essay topics, lesson plans, biographies, and notes guide a reading of Sun, Stone, and , Shadows, a compilation of short stories by twentieth-century Mexican authors Juan Rulfo, Octavio Paz,...