High School / Biology

Spirometry: Pulmonary Function

Students use a spirometer to study lung function and learn how to determine lung volumes and capacities from a spirogram.

High School / Biology

Muscle Stretch Reflex

Students use an EKG sensor along with a force sensor to determine the average time for the calf muscle to respond to the Achilles reflex.

High School / Biology

EKG: Electrical Waves of the Heart

Students use an EKG sensor to learn about the relationship between electrical impulses in the heart and atrial and ventricular contractions by monitoring...

High School / Biology

EKG: Heart Rate Recovery

Students use an EKG sensor to investigate how an EKG waveform changes in response to a brief period of exercise.

High School / Earth ScienceEnvironmental Science

Soil Type and Surface Moisture

Students use a soil moisture sensor to determine the surface evaporation rate for three different soil types and a mixed soil sample.

High School / Physics

Wavelength, Frequency, and Wave Speed in a Guitar String - Tuning Fork Version

Students investigate the relationship between string length, wavelength, frequency, period, and wave...

High School / Physics

Wavelength, Frequency, and Wave Speed in a Guitar String

Students investigate the relationship between string length, wavelength, frequency, period, and wave...

High School / Physics

Resonance Modes in a Vibrating String - Tuning Fork Version

Students investigate the relationship between tension in the string and the wavelength while keeping...

High School / Physics

Resonance Modes in a Vibrating String

Students measure the frequency of a vibrating sonometer string using a wireless sound sensor and...

High School / Physics

Horizontal Distance of a Projectile

The purpose of this experiment is to use the initial speed and the time of flight to predict the horizontal distance traveled by a ball shot from a table...

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