Learners explore the science of sound by considering the characteristics that make unique sounds. Through an interactive simulation, they adjust tension and string size and view the corresponding wavelength and amplitude changes. 

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

In this audio power amplifier worksheet, students answer five questions about class A amplifiers, sound pressure, crossover distortion, and amplifier design.

In this online electricity learning exercise, students are asked 10 questions about electric current and battery energy, an online answer key provided.

In this electrical worksheet, learners answer a series of  7 open-ended questions. Students explain the use of terms used in circuit board layout and manufacturing in order to answer the questions. This worksheet is printable and...

In this online interactive physics quiz worksheet, students respond to 5 questions. Students may check their answers for accuracy.

In this marine science worksheet, students study online reports and data on sonar effects on marine animals. They complete 7 short answer questions that follow.

In this sentence completion practice test worksheet, students choose the answer that best completes the sentences.  Students have 10 minutes to answer 12 questions  in this SAT practice worksheet.

In this story web worksheet, students answer multiple choice questions about how to make and use a story web. Students complete 10 questions total.