College / Physics

Newton’s Second Law – Atwood’s Machine

The purpose of this activity is to study the relationship between net force, mass, and acceleration...

College / Physics

Atomic Spectra

The atomic spectra of hydrogen, helium, and mercury are scanned by hand using a grating spectrophotometer that measures relative light intensity as a function...

College / Physics

Ampere’s Law

In this experiment, we will verify Ampere’s Law experimentally by graphing the magnetic field strength that is tangent to the path taken along a closed...

College / Physics

Sound of Vibrating Strings

We will explore qualitatively how string tension, length, and linear density affect the sound of the vibrating string. Then we will take measurements for...

College / Physics

Coupled Pendulum

Two pendula are coupled by a spring. This system has two natural modes: 1. The two pendula swing in phase with each other. 2. The two pendula swing 180...

College / EngineeringPhysics

Static Equilibrium

There are two requirements for an object to be in static equilibrium: The sum of the torques is zero and the sum of the forces is zero. An object is hung...

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 / Physics

Relative Motion

The purpose of this lab is to study motion relative to a moving reference frame. The velocity of a Smart Cart, as measured by the cart's motion sensor,...

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