Curated OER
Mixed Frequency Signals
In this electrical worksheet, students interpret schematics to answer a series of 31 questions about mixed frequency signals. This worksheet is printable and the answers are available on-line.
Curated OER
Sound
In this physics worksheet, middle schoolers use the clues given on the bottom of the sheet to complete the crossword puzzle on sound. There are 18 clues to solve in the puzzle.
Curated OER
Physics and the Quantum Mechanical Model
In this physics activity, students review vocabulary terms and key equations associated with the quantum mechanical model. Students apply the quantum theory to explain the photoelectric effect. This activity has 5 true or false, 12...