Science Struck
Science Struck: Devices Used to Measure Angles
Looks at the many devices used to measure angles in academic settings and in real-world settings.
Texas Instruments
Texas Instruments: Sas Triangle Congruence
This activity will help learners visualize the construction of congruent triangles and conceptualize properties through measurement and movement of their construction. Students will need access to the TI-84 Plus Family.
Science Buddies
Science Buddies: Measure the Pressure
Scientists have developed an instrument called a barometer that can measure atmospheric pressure. In this activity, you will find out how a barometer works by building one yourself.
Science Struck
Science Struck: A Layman's Guide to How a Sling Psychrometer Works
A sling psychrometer is used to measure humidity levels. Read about its history, how it works, its design, and how to use it. Includes a relative humidity table.
Science Struck
Science Struck: What Is a Bolometer and What Is It Used For?
A bolometer is an instrument used to measure radiant energy. Learn about its history, its advantages, how it works, some different types, and its important applications.
Famous Scientists
Famous Scientists: Arnold Orville Beckman
A short biography about Arnold Orville Beckman, once considered to have revolutionized the study of chemistry and biology with his work in bioscience instruments.
National High Magnetic Field Laboratory
Magnet Academy: Galvanometer
This tutorial illustrates how a galvanometer, an instrument that detects and measures small amounts of current in an electrical circuit, works. (Java tutorial)
National High Magnetic Field Laboratory
Magnet Academy: Rheostat
After discovering the nature of electrical resistance, scientists devised instruments like this one to measure and control it. (Java tutorial)
Other
Elms Environmental Education Center: How to Use a Clinometer
Offers instructions in how to use a clinometer, an instrument used by foresters for measuring angles in order to determine the height of a tree. The mathematics behind a clinometer is also explained.
Science Buddies
Science Buddies: Make Your Own Psychrometer
From the name, you might guess that a psychrometer is an instrument designed to measure your thoughts. Actually, it is an instrument that can help you forecast the weather. Read more to find out how it works.
TeachEngineering
Teach Engineering: Weather Basics
Students are introduced to the basics of the Earth's weather. Concepts include fundamental causes of common weather phenomena such as temperature changes, wind, clouds, rain and snow. The different factors that affect the weather and the...
Science Struck
Science Struck: Types of Rain Gauges
Read about two types of rain gauges and how they work.