PHET
Simplified MRI
Cancerous tissues contain more water than normal tissue, which causes the cancerous tissue to resonate longer on the screen and be seen. High school learners can see how MRIs detect tumors in someone's head. Radio transmitters emit their...
Curated OER
AC Waveforms
In this AC waveforms instructional activity, learners answer ten questions about AC voltage, frequencies of waveforms and they interpret diagrams of AC voltage.
Curated OER
Explorit's Physics Quiz (Level 1)
In this online interactive physics quiz learning exercise, students respond to 5 questions. Students may check their answers for accuracy.