The primary objective of this experiment is to determine the relationship between the pressure and volume of a confined gas. The gas we use will be air, and it will be confined in a syringe connected to a Pressure Sensor (see Figure 1)....

In this activity, students' use a pH sensor and Temperature Sensor to measure and compare the pH and temperature of three aquariums over a period of several weeks. They will compare and understand how plants and animals affect the water...

Look at a futuristic kitchen that has an intelligent workspace with built in counter scales, detection sensors for kinds of food, and software connected to RFID sensors to suggest ingredients for recipes and order groceries. Learn more...

By building a basic thermostat, students will explore basic circuitry and electricity. The thermostat built out of a breadboard, temperature sensor chip, amplifier, and battery creates a linear relationship between temperature of the...

Students determine the relationship between temperature and light intensity. They use a Temperature Sensor and a Light Intensity Sensor to collect temperature and light intensity data for a period of 24 hours. They understand the effect...

This article describes how scientists connected the minds of two rats using electronic sensors.

In this activity, Students can use temperature sensors to compare the heating rates of wet sand and dry sand. They will use the results of the experiment to understand more about the effects of evaporation.

In this activity, students explore how an electrochemical cell works. They use a Voltage Sensor to measure the electrical energy produced when the distance between the electrodes is varied. They also determine the factors that affect the...

In this activity, students' examine how temperature affects the rate of gas production during a chemical reaction. They measure this rate by recording the pressure variation using a pressure sensor and model the pressure data using a...

In this activity, students' will use a Temperature Sensor to understand how heat is transferred between substances and the concept of thermal equilibrium. They learn about specific heat and how it can be used to identify an unknown sample.

In this activity, students' will use fruits and vegetables to make an electrochemical cell and develop an understanding of how an electrochemical cell works. They will use a voltage sensor to determine which fruits and vegetables produce...

Students use the gas sensors to measure the amounts of oxygen and carbon dioxide consumed or produced by a plant during respiration and photosynthesis. They also determine the rate of respiration and photosynthesis in a plant.

Students use a pH sensor to measure the pH level of water in a stream or lake. They examine how air pollutants like sulphur dioxide, nitrogen oxides, and carbon dioxide cause acid rain, which affects the pH of water bodies and aquatic...

In this activity you will: Use the EasyLink and the Gas Pressure Sensor. Determine the volume of a gas in a container under different pressures. Graph pressure/Volume data. Interpret the graphs.

In this activity, students' will use a Voltage Sensor to measure the voltage produced by an electrolyte. They will understand that acids and bases are electrolytes and compare voltages of acids to the voltages of bases. Students' will...

In this activity, students' will use a pH sensor to determine the pH of common beverages. They will use the data to create different types of graphs. Students also learn to classify liquids and identify an unknown sample.

In this activity, students' will use a force sensor and a motion detector to study the relationship between the force applied to a rubber band and the distance to which it stretches. They will then model force versus strech data with a...

In this activity, Students can use a pH sensor to record pH versus base volume data for an acid base titration. They will manually model the curve using a logistic function.

In this activity, students can use a light sensor to collect intensity data for fast and slow variations of intensities. They will then describe these variations using the concepts of period and frequency.

In this activity you will use the EasyTemp temperature sensor. Determine the change in thermal energy for a given mass of ice. Determine the heat of fusion of ice and the percent error.

In this activity, students' will use a pH sensor to check and compare the pH values of various water samples. They will understand the meaning and effect of pH and factors that affect pH.

In this activity, students can use a light sensor to record the light intensity at various distances from a bulb. They will compare the data to an inverse square and a power law model.

In this activity, students' will use a pH sensor to determine the change in pH during a titration of a known concentration of NaOH and unknown concentration of HCl. Students' will determine the concentration of unknown HCl.

In this activity, students' use a force sensor and a motion detector to collect force and acceleration data for an object moving up and down hanging from a spring. They use the data to test Newton's second law, and to estimate the mass...