Download - Teaching a Technology-Enriched Science Investigation Unit Testing pH with the Data Logger
Teaching a Technology-Enriched Science Investigation Unit
Testing pH with the Data Logger
iLearn
Science Session 3
Focusing Questions
What is pH and how is it measured?
How can I use the data logger and the pH probe to collect data?
Instruction
Framing the Session
Today we are going to learn about pH and how it is measured by pH papers and probes.
pH is one of the most important measures in science.
What Is pH?
What is pH?
What are some examples of pH?
How can pH be measured?
pH Table
Setting Up the Data Logger for pH
Push ON button (see main menu).
Connect pH sensor to the I/O-1 Port.
Select “Enter” for “Setup the Logger.”
Select “Auto ID” in the System Configuration.
Select Sensor in Port I/O1:pH sensor.
Rate: 1/sec
Samples: 50
Display: Meter
Press “Escape.” Press “Enter.”
Dip into solutions and record data.
Work Time
Getting Started
Using vinegar and baking soda:
Which is acidic and which is basic?
What readings might you expect?
Work Time
Groups Distilled Water Water and Vinegar
Water and Baking Soda
Share
Did we get the same results? Why?Share